Ever had green beans so creamy and crunchy that you can’t stop reaching for seconds?
This Campbell’s Green Bean Casserole is the perfect harmony of flavors and textures that turns a side dish into the star of the dinner table! With its quick prep, comforting creaminess, and a crispy finish thanks to those golden fried onions, it’s no wonder this dish has become a cherished holiday favorite. Trust me, once you take a big forkful, you’re going to want to share it – or maybe not! 😏
Why make this recipe
You’ll love this casserole for a few reasons:
- Ease of Preparation: With minimal ingredients and effort, it practically makes itself. Is there anything better than a one-pan wonder?
- Family-Friendly: Even picky eaters will find it hard to resist. Who says vegetables can’t taste great?
- Affordable Ingredients: It won’t break the bank – just grab a few cans and you’re good to go!
Ingredients
You don’t need fancy stuff — just these basics!
- 2 cans of Campbell’s Cream of Mushroom Soup
- 1 cup of milk
- 4 cups of cooked green beans (fresh, frozen, or canned)
- 1 1/2 cups of French fried onions
- Salt and pepper to taste
Directions
- Preheat your oven to 350°F (175°C) if baking. If using the air fryer, set it to 375°F (190°C).
- In a large mixing bowl, combine the cream of mushroom soup and milk until smooth.
- Add the cooked green beans and half of the French fried onions. Stir to combine.
- Season with salt and pepper to taste.
- Transfer the mixture to a baking dish or air fryer basket.
- If baking, bake for 25-30 minutes. If using an air fryer, cook for about 15-20 minutes.
- In the last few minutes, sprinkle the remaining French fried onions on top and cook until golden brown.
- Serve warm as a side dish for your Thanksgiving dinner.
How to make Campbell’s Green Bean Casserole (Overview)
Making this casserole is as easy as pie – probably easier!
- You start by mixing the creamy soup with milk to create the base. Does it get any better than creamy goodness?
- Toss in the green beans and half the crunchy fried onions for that irresistible texture contrast.
- A little seasoning, a little stir, and you’re almost there! I mean, who doesn’t want easy cleanup?
- Pop it in the oven or air fryer, sprinkle more fried onions when it’s nearly done, and voila! You’ve got a mouthwatering dish that smells like a hug for your taste buds.

How to serve Campbell’s Green Bean Casserole
Serve this casserole piping hot with a rich, creamy color that invites everyone to dig in. The crispy fried onion topping adds an enticing crunch, and the aroma? Simply heavenly. Pair it with a juicy turkey or glistening ham, and you’ve got the perfect holiday plate! Don’t forget to plate it with a sprinkle of fresh herbs for that extra pop!
How to store Campbell’s Green Bean Casserole
This casserole keeps well in the fridge for about 3-4 days. Want to make it ahead of time? Go for it! Just cover and refrigerate until you’re ready to bake. You can also freeze it for about 2-3 months. Just know that if it’s frozen, you might want to reheat it in the oven to retain that lovely crunch!
Tips to make Campbell’s Green Bean Casserole
- Use seasonal beans: Fresh green beans add beautiful color and flavor.
- Add some cheese: A little shredded cheddar in the mix kicks it up a notch! 🌟
- Don’t skip the toppings: Those crispy onions make it sing!
- Adjust the milk: If you prefer a thicker casserole, cut back on the milk slightly.
- Vegan Version: Swap the cream of mushroom soup for a vegan version and use plant-based milk. Easy peasy!
Variation
Try adding different ingredients for a twist! Toss in some sautéed mushrooms for added flavor or a sprinkle of parmesan cheese if you want that cheesy goodness. Feeling spicy? A pinch of red pepper flakes could give it just the kick you’re craving!
FAQs
Can I make this casserole ahead of time?
Absolutely! Just prepare the casserole and store it in the fridge until you’re ready to bake it.What can I substitute for green beans?
You can use broccoli, asparagus, or even a blend of vegetables! Just keep the cooking times in mind.How do I reheat leftovers?
You can reheat it in the oven at 350°F until warm, or pop it in the microwave for a quick fix. Just watch that it doesn’t dry out!
📌 Pin this recipe for your next cozy dinner night!

Campbell's Green Bean Casserole
Ingredients
Method
- Preheat your oven to 350°F (175°C) if baking, or set your air fryer to 375°F (190°C).
- In a large mixing bowl, combine the cream of mushroom soup and milk until smooth.
- Add the cooked green beans and half of the French fried onions. Stir to combine.
- Season with salt and pepper to taste.
- Transfer the mixture to a baking dish or air fryer basket.
- If baking, bake for 25-30 minutes. If using an air fryer, cook for about 15-20 minutes.
- In the last few minutes, sprinkle the remaining French fried onions on top and cook until golden brown.
- Serve warm as a side dish for your Thanksgiving dinner.
