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Campbell Soup Green Bean Casserole Recipe

Published: Nov 29, 2025 by Diane · This post may contain affiliate links · Leave a Comment

Jump to Recipe· 4.1 from 44 reviews

If you’re on the hunt for a comforting, classic side dish that brings a warm, nostalgic hug to your holiday table or any cozy family meal, look no further than this Campbell Soup Green Bean Casserole Recipe. It’s that perfect blend of tender green beans, creamy mushroom soup, savory soy sauce, and crispy fried onions that everyone loves. The ease of combining a handful of pantry staples with a few simple steps makes this dish a go-to favorite that brings both convenience and hearty flavor to your plate.

Ingredients You'll Need

A clear glass bowl sits at the bottom filled with canned green beans, cut into short green pieces that show a smooth texture. Above, to the right, there is a clear glass measuring cup filled with crispy fried onions in light golden brown colors, with a crunchy look. On the left in the upper part, two opened cans show thick cream of mushroom soup with a creamy, pale beige texture inside. Next to the cans, there is an open can filled with smooth white evaporated milk. All these items are placed on a white marbled texture surface with a red and white striped cloth partially underneath the cans and cup. photo taken with an iphone --ar 4:5 --v 7

These ingredients are straightforward yet essential, each thoughtfully contributing to the overall harmony of flavors and textures in this beloved dish. From the crisp green beans to the creamy mushroom soup and crunchy fried onions, every element plays its part beautifully.

  • Canned green beans: Using 59 ounces (about 4 cans), drained well to maintain perfect balance without sogginess.
  • Cream of mushroom soup: 21 ounces (usually 2 cans) provide that silky, savory base that brings everything together.
  • Evaporated milk: ⅔ cup to add richness and smoothness without overpowering the subtle mushroom flavor.
  • Soy sauce: 1 tablespoon injects a touch of umami depth, elevating the taste beautifully.
  • Black pepper: Just a half teaspoon to give a hint of warmth and spice.
  • Fried onions: 2 cups for that irresistible crunch and golden topping that completes the casserole perfectly.

How to Make Campbell Soup Green Bean Casserole Recipe

Step 1: Prepare Your Oven and Dish

Preheat your oven to 350 degrees Fahrenheit, and be sure to spray your baking dish with non-stick cooking spray. This ensures your casserole won’t stick and makes cleanup a breeze later on.

Step 2: Drain and Arrange the Green Beans

Open your cans of green beans and drain them thoroughly to avoid excess water, which could make the casserole too wet. Spread the beans evenly in your prepared baking dish – this is the hearty green base of our Campbell Soup Green Bean Casserole Recipe.

Step 3: Mix the Creamy Sauce

In a bowl, whisk together the evaporated milk and cream of mushroom soup until smooth. Add in the soy sauce and black pepper. This sauce will coat the green beans and infuse them with velvety mushroom goodness and a savory kick.

Step 4: Combine and Top

Pour the creamy mixture over the green beans, making sure everything is evenly covered. Then, sprinkle the fried onions on top generously to create that beloved crispy layer.

Step 5: Bake Until Bubbling and Golden

Pop your casserole into the oven for about 20 minutes. Baking uncovered lets the topping crisp up nicely while the sauce bubbles around the green beans, melding the flavors beautifully.

Step 6: Let It Rest Before Serving

Once out of the oven, give the casserole about 10 minutes to settle so those creamy layers can thicken slightly—making it easier to serve and even more enjoyable to eat.

How to Serve Campbell Soup Green Bean Casserole Recipe

A white square baking dish is filled with a layer of green beans on the bottom, which are smooth and shiny. Next to it, a clear glass bowl holds crispy light brown onion rings, and a large clear glass bowl contains a creamy white sauce with flecks of seasoning, shown with a silver whisk resting inside. In the final image, the baking dish is topped with a thick white sauce layer evenly spread over the green beans, and a generous layer of the crispy onion rings is scattered on top, adding a crunchy texture. All items sit on a white marbled surface with a red and white striped cloth underneath. photo taken with an iphone --ar 4:5 --v 7

Garnishes

For a little extra flair, sprinkle fresh chopped parsley or thyme over the casserole right before serving. This adds a pop of green color and a subtle, fresh herbaceous note that complements the creamy textures perfectly.

Side Dishes

This casserole pairs wonderfully with roasted turkey, baked ham, or even a juicy roast chicken. Add some mashed potatoes or buttery dinner rolls, and you’re set for an unforgettable meal that all your guests will love.

Creative Ways to Present

Try serving individual portions in small ramekins for an elegant touch at holiday dinners, or layer the casserole in a clear glass dish to show off those beautiful crispy onions sitting atop the creamy, green goodness below.

Make Ahead and Storage

Storing Leftovers

You can store any leftover Campbell Soup Green Bean Casserole Recipe in an airtight container in the refrigerator for up to 3 days. This makes for a fantastic next-day side or even a quick snack that tastes like it’s fresh from the oven.

Freezing

If you want to prepare this casserole ahead of time to save yourself stress, freeze it before baking. Wrap tightly with foil or plastic wrap, then thaw overnight in the fridge before baking. Keep in mind that the fried onions may lose some crunchiness on freezing.

Reheating

To reheat, simply warm your leftovers in the oven at 350 degrees for about 15 minutes until heated through. You can add a few extra fried onions on top to restore some crispiness if desired.

FAQs

Can I use fresh green beans instead of canned?

Absolutely! Fresh green beans will add a lovely snap and freshness, but be sure to blanch them first to soften slightly before assembling your casserole. The Campbell Soup Green Bean Casserole Recipe is versatile enough to handle fresh or canned beans.

Is there a way to make this recipe vegan?

Yes! Substitute the cream of mushroom soup with a dairy-free version and use coconut milk or almond milk instead of evaporated milk. Swap fried onions to a vegan-friendly brand, and your casserole will still be delicious and comforting.

Why add soy sauce to the casserole?

Soy sauce adds a subtle depth of umami flavor that balances the creaminess and enhances the overall savory profile of the Campbell Soup Green Bean Casserole Recipe, making it taste richer and more complex.

How can I make the fried onions extra crispy?

For maximum crunch, add half of the fried onions before baking and save the rest to sprinkle on just after baking. This double layer adds delightful texture and visual appeal.

Can I double this recipe for a larger crowd?

Definitely! Just make sure to use a larger casserole dish and adjust baking time slightly to ensure it heats evenly throughout. The Campbell Soup Green Bean Casserole Recipe is perfect for feeding a hungry gathering.

Final Thoughts

If you want a side dish that never goes out of style and brings everyone together around the table, the Campbell Soup Green Bean Casserole Recipe is your best bet. From its creamy, savory base to that crispy top layer, it’s comfort food at its finest — simple to make and truly unforgettable. Give it a try at your next meal and watch it become a cherished favorite.

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Campbell Soup Green Bean Casserole Recipe

Campbell Soup Green Bean Casserole Recipe


5 Stars 4 Stars 3 Stars 2 Stars 1 Star

4.1 from 44 reviews

  • Author: Diane
  • Total Time: 30 minutes
  • Yield: 10 servings
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Description

This classic Campbell Soup Green Bean Casserole is a comforting and easy-to-make side dish featuring tender green beans baked in a creamy mushroom sauce, topped with crispy fried onions. Perfect for holidays or everyday dinners, it serves 10 and takes just 30 minutes from start to finish.


Ingredients

Green Beans

  • 59 ounces canned green beans (4 cans, drained; add one more can if desired)

Sauce

  • 21 ounces cream of mushroom soup (2 cans, 10.5 ounces each)
  • ⅔ cup evaporated milk
  • 1 tablespoon soy sauce
  • ½ teaspoon black pepper

Topping

  • 2 cups fried onions


Instructions

  1. Preheat Oven: Preheat your oven to 350 degrees Fahrenheit. Prepare a baking dish by spraying it with non-stick cooking spray to prevent sticking.
  2. Prepare Green Beans: Open the cans of green beans and drain them well to remove excess liquid. Place the drained green beans evenly into the prepared casserole dish.
  3. Make the Sauce: In a separate bowl, whisk together the evaporated milk and cream of mushroom soup until smooth. Add the soy sauce and black pepper, mixing thoroughly to incorporate all ingredients evenly.
  4. Combine: Pour the creamy mushroom sauce over the green beans in the casserole dish, ensuring an even spread.
  5. Add Topping: Sprinkle the 2 cups of French fried onions evenly over the top of the casserole for a crunchy texture.
  6. Bake: Place the casserole in the preheated oven and bake uncovered for 20 minutes, allowing the sauce to bubble and the onions to crisp up.
  7. Rest: Remove the casserole from the oven and allow it to stand for 10 minutes before serving. This helps the dish set and cool to the perfect temperature for enjoying.

Notes

  • For extra creaminess, you can add one additional can of green beans if desired.
  • Use low-sodium soy sauce to reduce salt content if preferred.
  • Fresh green beans can be used as a substitute for canned; blanch them before using in the recipe.
  • For a gluten-free option, ensure the fried onions are gluten-free or use crushed gluten-free crispy onions.
  • Make ahead: Prepare the casserole up to an hour before baking, cover with foil, and refrigerate until ready to bake.
  • Prep Time: 10 minutes
  • Cook Time: 20 minutes
  • Category: Side Dish
  • Method: Baking
  • Cuisine: American

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