Green bean casserole is a classic American baked side dish perfect for holidays like Thanksgiving. It combines tender green beans and a creamy sauce made from cream of mushroom soup, which is then topped with crispy fried onions. This simple, comforting dish is baked until golden and bubbly, making it a family-friendly favorite.
Are you dreaming of that classic, creamy, and crispy green bean casserole? It’s a beloved staple for holiday tables and a comforting side dish for any family dinner, but making it can feel daunting. Perhaps you’ve been overwhelmed by complex recipes or are simply looking for a foolproof method for perfect results. We believe cooking should be an enjoyable experience, not a source of stress.
Here at Recipesmondial, we make home cooking simple, flavorful, and inspiring. That’s why we perfected this easy, step-by-step green bean casserole recipe—it delivers the best results without any fuss. This guide is perfect for beginner cooks building confidence and for busy home cooks seeking reliable meal solutions. You’ll learn how to transform simple ingredients into a memorable dish, ensuring your table is always set for success.
Get ready to impress your family and friends with an exceptional green bean casserole. We’re confident this method will become your go-to for the timeless classic. So, what makes this recipe stand out? Let’s dive in and discover exactly why this is the best green bean casserole recipe you’ll ever make.
Why Is This the Best Green Bean Casserole Recipe?
Are you searching for the ultimate green bean casserole recipe? You’ve found it. This isn’t just another recipe—it’s your new go-to for a dish that consistently shines. At Recipesmondial, we specialize in reliable and delicious recipes with easy-to-follow instructions.
Our goal is to make cooking enjoyable and stress-free, and this green bean casserole is a perfect example. It delivers incredible flavor without complicated steps or hard-to-find ingredients. Say goodbye to guesswork and hello to confidence in the kitchen!
Here’s why this recipe stands out as the best:
- Uncomplicated Steps: We provide simple, step-by-step guidance. You won’t be overwhelmed by confusing instructions or technical terms.
- Everyday Ingredients: This recipe uses accessible, common ingredients you likely already have. No special shopping trips are needed.
- Reliably Delicious: Enjoy a creamy, savory, and perfectly crispy green bean casserole every time. It’s a family-friendly dish that’s guaranteed to be a hit.
- Flavorful Simplicity: We focus on maximizing classic, comforting flavor with minimal fuss. You can get rich taste without endless effort.
- Quick to Prepare: Designed for busy schedules, this recipe helps you get a delicious side dish on the table fast.
- Versatile & Adaptable: This recipe works beautifully with fresh, frozen, or canned green beans. We also include simple variations to suit different tastes and dietary needs.
- Boosts Your Confidence: Our clear instructions help you build skills in the kitchen, so you can create flavorful meals like a pro.
At Recipesmondial, we believe in stress-free cooking. This green bean casserole is the perfect example of how simple ingredients can create truly delicious results. Get ready to impress your family and friends with this foolproof dish!
What Ingredients Do You Need for Green Bean Casserole?
Choosing Your Green Beans: Canned, Frozen, or Fresh?
Your green bean casserole journey begins with choosing the right beans. Each option—canned, frozen, or fresh—offers unique benefits, so let’s explore which is best for you.
- Canned Green Beans: Super convenient and pre-cooked, canned beans are ready to use, making them perfect for quick meals and simple dinner recipes. Be sure to drain them well before mixing.
- Frozen Green Beans: Frozen beans often taste fresher than canned and still save on prep time. Simply thaw them or blanch them quickly to help maintain their bright color. They are a great middle-ground choice.
- Fresh Green Beans: For the best flavor and crisp-tender texture, choose fresh green beans. You will need to trim the ends and blanch them briefly to ensure they are perfectly tender, but fresh beans elevate the casserole with a vibrant, garden-fresh taste.
Tip: No matter which type you choose, ensure your green beans are tender-crisp, not mushy, to create the best possible texture for your casserole.
For the Creamy Mushroom Sauce
The rich, creamy sauce is the heart of any classic green bean casserole, bringing all the ingredients together with incredible savory depth. Making it is straightforward with these key ingredients.
- Canned Cream of Mushroom Soup (10.5 ounces): This traditional base provides instant creaminess and a savory, earthy mushroom flavor. Using canned soup is a significant time-saver, perfect for a family-friendly meal.
- Milk (1/2 cup): Any type of milk works, though whole milk makes the sauce extra rich. Milk helps thin the soup slightly to create a smoother, more pourable consistency.
- Soy Sauce (1 teaspoon): This secret ingredient adds a boost of umami! It deepens the savory notes and balances the flavors beautifully, so don’t skip this small but mighty addition.
- Black Pepper (1/4 teaspoon): A pinch of pepper adds a little kick and enhances all the other flavors. Freshly ground pepper is always best.
Substitution Tip: If you prefer a homemade approach, you can make your own mushroom sauce for a fresher taste. While we cover this variation later, canned soup is a winner for an easy, stress-free recipe.
For the Crispy Onion Topping
The iconic crispy onion topping is a must-have, providing a delightful crunch that makes this casserole truly special. It’s the perfect finishing touch.
- Canned Crispy Fried Onions (2.8 ounces): These are the classic choice, offering a golden, crunchy texture and savory flavor that perfectly complements the creamy beans. For the best result, divide the onions: use some in the casserole and save the rest for the top to ensure a final crunch.
Variation Idea: Feel free to get creative with your topping. Crushed crackers, panko breadcrumbs, or even homemade crispy fried onions are all excellent alternatives. Trying these variations is a fun way to create personalized, flavorful meals and discover new simple dishes.
How to Make Green Bean Casserole From Scratch
Step 1: Prepare Your Green Beans
The first step is preparing the green beans. Whether you use fresh, frozen, or canned, follow these simple instructions.
For Canned Green Beans:
- Thoroughly drain two (14.5-ounce) cans of cut green beans.
- Pat them dry with a paper towel to prevent a watery casserole.
For Frozen Green Beans:
- Cook two (10-ounce) packages of frozen cut green beans according to package directions until tender-crisp.
- Drain thoroughly to remove all excess water.
For Fresh Green Beans:
- Wash and trim one pound of fresh green beans.
- Blanch in boiling, salted water for 5-7 minutes or steam until tender-crisp.
- Immediately plunge into an ice bath to stop the cooking and preserve their vibrant green color.
- Drain completely before using.
Tip: Draining the green beans properly is the key to a creamy, not soupy, casserole.
Step 2: Mix the Casserole Base
Now it’s time to mix the creamy casserole base. This step comes together in just a few minutes.
- Preheat the oven to 375°F (190°C) and lightly grease a 1½-quart baking dish.
- In a large bowl, whisk together the cream of mushroom soup, milk, black pepper, and garlic powder until smooth.
- Gently fold in the prepared green beans until they are evenly coated.
- Pour the mixture into the prepared baking dish and spread evenly.
Beginner-Friendly Tip: Feel free to taste the sauce before adding the green beans and adjust the seasonings to your liking.
Step 3: Bake to Bubbly Perfection
The first bake heats the casserole through, creating a warm, bubbly base for the crispy topping.
- Place the baking dish in the preheated oven.
- Bake for 25-30 minutes, until the sauce is bubbly around the edges and the beans are tender.
Watch Out For: Avoid overbaking at this stage. You are simply heating the casserole before adding the topping in the final step.
Step 4: Add the Final Crispy Topping
The final step adds the classic crunchy texture that makes this dish a favorite.
- Carefully remove the casserole from the oven.
- Sprinkle the crispy fried onions evenly over the top.
- Return the casserole to the oven and bake for an additional 5-10 minutes, until the onions are golden brown and crisp.
Serving Suggestion: Let the casserole rest for a few minutes before serving. This allows the sauce to set slightly.
Enjoy your homemade green bean casserole! Recipesmondial is here to help you discover more approachable recipes that build confidence in the kitchen.
What are some variations on the green bean casserole recipe?
Cheesy Green Bean Casserole
Want to elevate your classic green bean casserole? Adding cheese is a fantastic and easy way to make it richer and more comforting. This family-friendly variation introduces new textures and flavors that everyone will love.
For a cheesy twist, simply mix shredded cheese into the green bean and mushroom sauce mixture before baking. You can also sprinkle extra cheese on top during the last few minutes in the oven to create a gorgeous, melted crust.
- Cheese Options:
- Cheddar: Sharp or mild, it adds a familiar, savory tang.
- Monterey Jack: This cheese melts beautifully and offers a milder flavor.
- Parmesan: Sprinkle this on top for a salty, umami kick.
- Swiss: This brings a slightly nutty note to the casserole.
- When to Add: Stir about 1 cup of shredded cheese into the green bean mixture before transferring it to the baking dish. For a bubbly, golden-brown top, sprinkle an additional 1/2 cup over the casserole during the last 10-15 minutes of baking.
- Pro Tip: For an extra-crispy topping, mix the shredded cheese with panko breadcrumbs before sprinkling it over the casserole. This creates a wonderful textural contrast.
Homemade Mushroom Sauce (No Canned Soup)
Prefer cooking from scratch and avoiding canned ingredients? Making your own mushroom sauce is a surprisingly simple, beginner-friendly way to elevate your green bean casserole. A homemade sauce delivers a fresh, vibrant flavor that canned soup can’t match, and it’s often a healthier choice for family-friendly meals.
Here’s how to create a rich, creamy sauce without any canned soup:
- Ingredients You’ll Need:
- 2 tablespoons unsalted butter
- 8 ounces fresh mushrooms (cremini or button), sliced
- 1/2 cup finely diced yellow onion
- 2 cloves garlic, minced
- 1/4 cup all-purpose flour
- 2 cups chicken or vegetable broth
- 1/2 cup heavy cream (or milk for a lighter version)
- Salt and black pepper to taste
- Step-by-Step Instructions:
- Sauté Aromatics: Melt butter in a medium saucepan over medium heat. Add the mushrooms and onion, cooking until the mushrooms release their liquid and brown, about 5-7 minutes. Stir in the garlic and cook for one more minute until fragrant.
- Make a Roux: Sprinkle the flour over the mushroom mixture and cook, stirring constantly, for 1-2 minutes to cook out the raw flour taste.
- Whisk in Liquid: Slowly whisk in the broth a little at a time to keep the mixture smooth. Continue whisking as the sauce thickens and comes to a gentle boil.
- Finish with Cream: Reduce the heat to low and stir in the heavy cream or milk. Season with salt and pepper, then simmer for a few minutes until the sauce is creamy and heated through.
- Why You’ll Love It: This homemade sauce offers a deeper, more natural mushroom flavor and gives you complete control over the ingredients. Knowing exactly what’s in your food is a great confidence booster. Furthermore, homemade sauces often contain less sodium than their canned counterparts [1].
Adding Bacon for Extra Flavor
For a smoky, savory kick, add bacon to your green bean casserole. This simple addition is a game-changer, bringing incredible texture and a new depth of flavor that makes this family-friendly dish even more exciting.
You can mix crumbled bacon into the casserole, sprinkle it on top with the crispy onions, or do both for maximum flavor.
- How to Prepare Bacon:
- Cook Bacon: Cook 6-8 slices of bacon in a skillet over medium heat until crispy.
- Drain & Crumble: Transfer the bacon to a paper towel-lined plate to drain the grease. Once cool enough to handle, crumble it into small pieces.
- When to Add Bacon:
- Into the Mix: Stir half of the crumbled bacon into the green bean and sauce mixture before baking to infuse the entire casserole with smoky flavor.
- As a Topping: Sprinkle the remaining bacon over the casserole along with the crispy fried onions during the last few minutes of baking. This adds a delightful crunch and visual appeal.
- Chef’s Tip: Save a tablespoon or two of the rendered bacon fat and use it in your homemade mushroom sauce instead of butter. This simple trick creates an even richer, smokier flavor profile, adding a whole new dimension to the dish.
Tips for the Perfect Casserole Every Time

How to Avoid a Watery Casserole
A watery green bean casserole is a common and frustrating problem. Luckily, you can prevent it with a few simple tricks. Follow these tips to ensure a perfectly creamy and delicious result every time.
- Drain Green Beans Thoroughly: This is the most crucial step to prevent a soupy casserole. Whether you're using canned or frozen green beans, drain them well in a colander. For the best results, gently press on the beans to remove any remaining water.
- Thicken Your Sauce: If you're making a homemade sauce, ensure it’s properly thickened. A roux (a simple butter and flour mixture) is perfect for this. Cook it into a smooth paste before adding your liquids to create a rich, creamy base.
- Don’t Overcrowd the Dish: Give your casserole ingredients room to breathe in the baking dish. An overcrowded dish traps steam, which creates excess moisture. If your ingredients seem too packed, simply switch to a larger dish.
- Bake at the Right Temperature: A hot, properly preheated oven helps excess moisture evaporate as the casserole bakes. This ensures a consistent texture and prevents a watery bottom.
Make-Ahead and Storage Instructions
Preparing your green bean casserole in advance can save so much time, making it a perfect dish for holidays or busy weeknights. Here’s how to make it ahead and store any leftovers.
Make-Ahead Instructions:
- Assemble Without Topping: Mix the green beans and creamy sauce, then pour the mixture into your baking dish. Cover it tightly with plastic wrap or foil.
- Refrigerate: You can store the unbaked casserole in the refrigerator for up to 2 days.
- Before Baking: Let the casserole sit at room temperature for about 30 minutes to help it bake more evenly. Add the crispy onion topping just before baking as directed. You may need to add 5-10 minutes to the total baking time.
Storing Leftovers:
- Cool Completely: Let the casserole cool to room temperature before storing.
- Refrigerate: Transfer leftovers to an airtight container and store them in the refrigerator for up to 3-4 days.
- Freezing (Optional): For longer storage, place cooled leftovers in a freezer-safe container. The casserole will keep well for up to 2-3 months. Thaw it overnight in the refrigerator before reheating.
- Reheating: Reheat individual portions in the microwave or warm larger amounts in a 300°F (150°C) oven until heated through. If it seems dry, add a splash of milk or broth.
What to Serve with Green Bean Casserole
A beloved classic, green bean casserole pairs wonderfully with many main courses, from holiday feasts to simple weeknight dinners. Here are some family-friendly and delicious pairings to consider.
- Roasted Turkey or Chicken: This is a classic combination, as the savory flavors complement each other perfectly.
- Ham: A glazed ham is another fantastic partner. The sweetness of the ham balances the richness of the casserole.
- Pot Roast: For a comforting dinner, serve it alongside a tender pot roast for a hearty and satisfying meal.
- Pork Loin: A juicy pork loin is a lighter, yet equally delicious, option.
- Mashed Potatoes: You can never go wrong with another comforting side. Mashed potatoes create a truly indulgent plate.
- Cranberry Sauce: The tartness of cranberry sauce cuts through the richness and provides a lovely contrast in flavors.
- Simple Salad: A fresh, crisp green salad adds brightness and a healthy balance to the creamy casserole.
- Dinner Rolls: Warm dinner rolls are perfect for soaking up any delicious sauce.
Frequently Asked Questions
Can you make green bean casserole with fresh green beans?
Yes, you absolutely can! Using fresh green beans is a wonderful way to bring a vibrant, garden-fresh flavor to this classic comfort food.
Fresh beans offer a crisp-tender texture that contrasts beautifully with the creamy sauce, giving the casserole a more gourmet touch.
Here’s how to adapt your recipe for fresh green beans:
- Prepare the Beans: Wash and trim about 1 1/2 pounds of fresh green beans, snapping off both ends.
- Blanch Them: Bring a pot of salted water to a boil. Add the green beans and cook for 5-7 minutes until they are bright green and tender-crisp.
- Shock Them: Immediately transfer the blanched beans to an ice bath. This stops the cooking process, helping them retain their bright color and snap.
- Drain Well: Drain the beans thoroughly and pat them dry with a paper towel. Excess water can make your casserole watery.
- Proceed with Recipe: Use these prepared beans in place of canned or frozen ones, then follow the rest of your green bean casserole recipe as written.
This simple switch results in a truly flavorful meal and is a perfect step up for home cooks wanting to impress!
How do you make a 3 ingredient green bean casserole?
Making a green bean casserole with just three ingredients is incredibly easy, making it a perfect quick meal for busy families or beginner cooks. This recipe proves that delicious dishes don’t need to be complex.
Here’s what you need and how to do it:
- Ingredients:
- 2 (14.5 ounce) cans green beans, drained (or 1 pound frozen green beans, thawed and drained)
- 1 (10.5 ounce) can condensed cream of mushroom soup
- 1 (6 ounce) can crispy fried onions
- Instructions:
- Preheat Oven: Set your oven to 350°F (175°C).
- Combine: In a medium mixing bowl, gently stir together the drained green beans and cream of mushroom soup.
- Pour: Transfer the mixture into an 8×8 inch baking dish.
- Bake: Bake for 20-25 minutes, or until the casserole is hot and bubbly.
- Add Topping: Remove from the oven and sprinkle the crispy fried onions evenly over the top.
- Finish Baking: Return to the oven for another 5 minutes, until the onions are golden brown and extra crispy.
- Serve: Let it cool for a few minutes before serving warm.
This easy recipe is a true time-saver and a fantastic option for a stress-free meal.
What is in a classic old fashioned green bean casserole recipe?
A beloved side dish, the classic old-fashioned green bean casserole has been a staple on dinner tables for decades, especially during holidays. This simple yet satisfying recipe was invented in 1955 by Dorcas Reilly at Campbell’s Soup Company [2].
Famous for its creamy texture and crispy topping, this iconic dish relies on just a few key ingredients that blend together to create a comforting, flavorful experience. It’s an approachable home cooking classic.
The essential ingredients for a classic green bean casserole recipe are:
- Canned Green Beans: Usually cut or French-style, they provide the tender vegetable base.
- Condensed Cream of Mushroom Soup: This is the secret to the signature creamy sauce, adding a rich, savory flavor.
- Milk: A splash of milk thins the soup slightly to ensure a smooth consistency.
- Black Pepper: This simple seasoning enhances the overall taste.
- Crispy Fried Onions: Sprinkled on top, these provide a delightful crunchy texture and savory kick.
These straightforward components combine to create a timeless and delicious side—a true taste of tradition.
Can you make green bean casserole in a slow cooker?
Absolutely! Making green bean casserole in a slow cooker is a fantastic and convenient option, especially during busy holidays. This method frees up valuable oven space and allows you to prepare the side dish with minimal effort, making it perfect for any home cook.
Using a slow cooker is simple and results in a wonderfully creamy and flavorful dish, making it a great choice for a family-friendly meal.
Here’s how you can adapt your favorite green bean casserole recipe for the slow cooker:
- Grease the Slow Cooker: Lightly grease the inside of your slow cooker insert to prevent sticking.
- Combine Ingredients: In a large bowl, mix together the green beans (drained canned or thawed frozen), cream of mushroom soup, milk, and any seasonings like black pepper or garlic powder.
- Transfer: Pour the mixture into your prepared slow cooker.
- Cook Time:
- Cook on LOW for 3-4 hours.
- Alternatively, cook on HIGH for 1.5-2 hours.
The casserole should be heated through and bubbling around the edges.
- Add Topping: About 15-20 minutes before serving, stir in about half of the crispy fried onions and sprinkle the remaining onions on top.
- Finish: Continue cooking until the onions are warm. For extra crispiness, you can then transfer the casserole to a baking dish and broil for a few minutes. Watch carefully to prevent burning!
This flexible method is a reliable way to make a comforting side dish without stress.
