There’s a moment at every holiday gathering when someone pulls a bubbling dish out of the oven, the aroma of crispy onions and creamy sauce filling the air. That dish? The one that brings back childhood memories, warm kitchens, and family traditions? It’s the Campbell Soup Green Bean Casserole Recipe.
For as long as I can remember, this dish has been the heart of Thanksgiving and Christmas dinners at my grandmother’s house. I’d watch as she mixed the green beans with Campbell’s Cream of Mushroom Soup, folded in the crispy onions, and slid the casserole into the oven. The first bite was always magical creamy, crunchy, and comforting.
But here’s the thing: this casserole isn’t just for holidays. It’s an easy, budget-friendly comfort food that can be enjoyed all year round. Whether you’re making it for a special occasion or just craving something warm and nostalgic, this **Campbell Soup Green Bean Casserole Recipe** is a must-try.
“Food is memories, and every bite of this green bean casserole is a taste of home.”
Why This Green Bean Casserole Is a Holiday Essential
- Quick and Easy: Only a few ingredients and minimal prep time.
- Creamy and Crunchy: A perfect balance of rich sauce and crispy onions.
- Family Favorite: Loved by kids and adults alike.
- Make-Ahead Friendly: Assemble it in advance and bake when ready.
- Budget-Friendly: Uses pantry staples to create a delicious dish.
The Secret Behind Campbell’s Cream of Mushroom Soup
What makes this recipe so irresistible? It’s the creamy, velvety **Campbell’s Cream of Mushroom Soup**. This soup acts as the ultimate flavor booster, binding everything together with its rich, umami-packed goodness. Unlike plain sauces, this one has deep, earthy notes from mushrooms, making every bite extra flavorful.
Ingredients for Campbell Soup Green Bean Casserole
Here’s what you’ll need to make the ultimate **Campbell Soup Green Bean Casserole Recipe**:
Ingredient | Quantity |
---|---|
Campbell’s Cream of Mushroom Soup | Check recipe card below |
Canned or fresh green beans | Check recipe card below |
French-fried onions | Check recipe card below |
Milk | Check recipe card below |
Black pepper | Check recipe card below |
Optional add-ins (cheese, garlic, bacon) | Check recipe card below |
Want to make this classic even better? Let’s get into the step-by-step process!
How to Make Campbell Soup Green Bean Casserole

Step 1: Preheat and Prepare
Preheat your oven to 350°F (175°C). Grease a baking dish with butter or cooking spray to prevent sticking.
Step 2: Mix the Ingredients
In a large mixing bowl, combine the **Campbell’s Cream of Mushroom Soup**, milk, and black pepper. Stir until well combined. Add in the **green beans** and half of the crispy onions, folding everything together until evenly coated.
Step 3: Bake the Casserole
Pour the mixture into the greased baking dish and spread it out evenly. Bake for 25 minutes, or until hot and bubbly.
Step 4: Add the Crispy Topping
Once the casserole is heated through, remove it from the oven and sprinkle the remaining crispy **French-fried onions** on top. This step is what gives the **Campbell Soup Green Bean Casserole** its signature crunch.
Step 5: Bake Again for the Perfect Crunch
Return the casserole to the oven and bake for another 5-10 minutes, or until the top is golden brown and crispy. Keep an eye on it those onions can go from crispy to burnt quickly!
Best Tips for the Perfect Green Bean Casserole
- Use Fresh or Frozen Green Beans: While canned green beans are traditional, fresh or frozen ones give a firmer texture. Just blanch them before using.
- Upgrade the Creaminess: Mix in a little sour cream or shredded cheese for an extra creamy casserole.
- Prevent a Soggy Casserole: Drain canned green beans well and pat them dry before mixing.
- Make It Ahead: Assemble the casserole up to 24 hours in advance, store in the fridge, and bake when ready.
- Want More Flavor? Add minced garlic, cooked bacon bits, or sautéed mushrooms.
Common Problems and How to Fix Them
Why Is My Casserole Too Watery?
This usually happens if you don’t drain the green beans well. Make sure they are completely dry before mixing.
How Do I Keep the Topping from Getting Soggy?
Add the crispy onions in two stages half during baking and half at the end for the perfect crunch.
Can I Make This in a Slow Cooker?
Yes! Mix everything and cook on low for 4-5 hours. Add crispy onions at the end for best results.
Campbell Soup Green Bean Casserole Variations
Cheesy Green Bean Casserole
Stir in 1 cup of shredded cheddar cheese for a gooey, cheesy version of this classic.
Spicy Kick Version
Mix in diced jalapeños or a pinch of cayenne pepper for a little heat.
Bacon Lover’s Casserole
Add cooked, crumbled bacon to the mix for a smoky, savory twist.
What to Serve with Campbell Soup Green Bean Casserole
This classic dish pairs perfectly with holiday and comfort food favorites:
- Roast Turkey or Chicken: The perfect side dish for Thanksgiving or Christmas.
- Mashed Potatoes: A creamy companion to balance the crunch.
- Glazed Carrots: Adds a sweet contrast to the savory casserole.
- Stuffing: Because no holiday meal is complete without it.

How to Store and Reheat Leftovers
- Fridge: Store in an airtight container for up to 4 days.
- Freezer: Freeze in a sealed dish for up to 3 months.
- Reheating: Warm in the oven at 350°F (175°C) for 15 minutes or until hot. Add extra crispy onions on top if needed.
FAQs About Campbell Soup Green Bean Casserole
Can I make Campbell Soup Green Bean Casserole ahead of time?
Yes! You can assemble the casserole up to 24 hours in advance, cover it, and store it in the fridge. When ready to bake, add a few extra minutes to the cooking time.
Can I use fresh or frozen green beans instead of canned?
Absolutely! Fresh or frozen green beans give a firmer texture. If using fresh, blanch them in boiling water for 3-4 minutes before mixing. If using frozen, thaw and drain them first.
How do I keep the crispy onions from getting soggy?
Add half of the crispy onions at the beginning of baking and the rest during the last 5-10 minutes. This keeps them golden and crunchy.
Can I make this recipe dairy-free?
Yes! Use a dairy-free cream of mushroom soup and substitute milk with unsweetened almond or oat milk for a lactose-free version.
Explore More Delicious Recipes
Final Thoughts: Why This Recipe Is a Must-Try
Whether you’re making it for a holiday feast or just craving a comforting side dish, this **Campbell Soup Green Bean Casserole Recipe** is a timeless classic. The creamy mushroom sauce, tender green beans, and crispy onion topping create the perfect balance of textures and flavors. Once you try it, it’ll be a go-to favorite!
Enjoy your delicious homemade **Campbell Soup Green Bean Casserole** with your favorite main dishes!
Happy cooking with Rita Chef ❤️!
Print
Campbell Soup Green Bean Casserole
- Total Time: 40 minutes
- Yield: 6 servings
Description
A creamy and crunchy Campbell Soup Green Bean Casserole perfect for holidays or everyday comfort food made with simple and delicious ingredients
Ingredients
Campbell’s Cream of Mushroom Soup 1 can 10.5 oz
Canned or fresh green beans 4 cups
French-fried onions 1 1/2 cups
Milk 1/2 cup
Black pepper 1/2 teaspoon
Optional add-ins cheese garlic bacon
Instructions
Preheat oven to 350°F and grease a baking dish
In a large bowl mix Campbell’s Cream of Mushroom Soup milk and black pepper
Add green beans and half of the crispy onions stir until well coated
Transfer to the baking dish and spread evenly
Bake for 25 minutes or until bubbly
Remove from the oven sprinkle remaining crispy onions on top
Return to oven for 5-10 minutes or until onions are golden brown
Let cool for a few minutes then serve warm
Notes
Use fresh or frozen green beans for a firmer texture
For extra creaminess stir in sour cream or shredded cheese
To prevent a soggy casserole drain canned green beans well before mixing
For a smoky twist add crumbled bacon to the mixture
Make ahead by assembling the casserole a day before and baking when needed
- Prep Time: 10 minutes
- Cook Time: 30 minutes
- Category: Side Dish
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 portion
- Calories: 220
- Sugar: 3g
- Sodium: 480mg
- Fat: 14g
- Saturated Fat: 6g
- Unsaturated Fat: 7g
- Trans Fat: 0g
- Carbohydrates: 18g
- Fiber: 3g
- Protein: 4g
- Cholesterol: 10mg
Keywords: Campbell Soup Green Bean Casserole Green Bean Casserole Recipe Creamy Green Bean Casserole