The bubble and sizzle of cream of mushroom soup hitting tender green beans. That first golden whiff of crispy fried onions toasting in the oven. This Campbells Green Bean Casserole transforms any dinner table into a cozy gathering spot where everyone feels at home.
Think creamy mushroom green beans meets that perfect crunchy onion topping your family craves. Just five pantry ingredients, one baking dish, and thirty minutes until pure comfort. It’s like the classic holiday version, but so simple you’ll make it year-round. Full details in the blog!
I’ve been tweaking this recipe for years, testing different spice ratios and oven temperatures until I found the magic combination. There’s something about balancing that creamy base with just the right herbs that makes all the difference. I tested it on three different families. You’ll love the secret!
PrintCampbells Green Bean Casserole Irresistible Recipe Idea
Enjoy Campbells Green Bean Casserole with creamy mushroom green beans and crunchy onion toppings. This classic green bean casserole recipe is perfect for Thanksgiving or any festive occasion featuring comfort food green beans and easy holiday casserole flavors.
- Prep Time: 15 minutes
- Cook Time: 35 minutes
- Total Time: 50 minutes
- Yield: 6 servings 1x
- Category: Side Dish
- Method: Baked
- Cuisine: American
- Diet: Standard
Ingredients
- 1/2 cup milk whole milk works best for creaminess
- 1/4 tsp ground black pepper
- 1 tsp soy sauce adds depth without overpowering
- 1 can condensed cream of mushroom soup I use Campbell’s for the classic flavor
- 4 cups green beans fresh or frozen or canned thawed if frozen
- 1 1/3 cups crispy fried onions French’s brand is traditional reserve some for garnish on top
Instructions
- Fully thaw and drain frozen green beans or trim and cut fresh green beans into 2 inch pieces and blanch in salted boiling water before draining.
- Preheat your oven to 350 degrees Fahrenheit or prepare your air fryer to the same temperature.
- Separate fried onions into two portions, reserving one third cup for the topping and using the rest for mixing.
- Whisk together the condensed mushroom soup milk and soy sauce until smooth and blended evenly.
- Gently fold in the prepared green beans, fried onions, and black pepper making sure the onions stay intact for crispiness.
- Spread the mixture in a 9 by 9 inch baking dish and bake for 25 minutes or 10 minutes in an air fryer until hot and bubbling.
- Stir gently then sprinkle reserved onions on top and bake another 5 minutes or 2 minutes in the air fryer until golden and crispy.
Notes
- For crisp tops, broil 2–3 minutes at the end
Nutrition
- Calories: 650 kcal
Why You’ll Fall in Love with This Recipe

There’s something magical about how Campbells Green Bean Casserole brings people together around the table. The creamy mushroom soup creates a velvety base that hugs every green bean, while those crispy fried onions add the perfect textural contrast, making each bite deeply satisfying.
What I love most is how this recipe transforms simple pantry staples into something special and nostalgic. The secret addition of soy sauce might surprise you, but it adds a subtle umami depth that makes the mushroom flavors singwithout anyone being able to pinpoint exactly why it tastes so good.
- Ready in under an hour: Perfect for busy weeknights or last-minute holiday additions
- Flexible with any green beans: Fresh, frozen, or canned all work beautifully
- Crowd-pleasing comfort: Even picky eaters come back for seconds
Ingredient Breakdown and My Favorite Tips
Each ingredient in this classic green bean casserole plays a key role in creating that perfect balance of creamy and crunchy. I’ve tested countless variations, and these exact proportions create an ideal sauce-to-vegetable ratio that coats without being soupy.
The condensed cream of mushroom soup forms our creamy foundation, while the whole milk loosens it just enough to coat the beans evenly. That hint of soy sauce is my secret weapon for deepening the mushroom flavorit’s barely noticeable but makes a huge difference.
| Ingredient | Purpose | Pro Tip |
|---|---|---|
| Condensed cream of mushroom soup | Creamy base and mushroom flavor | Campbell’s gives the most consistent results |
| Whole milk | Thins sauce to perfect consistency | Don’t skip the fatit makes it silky |
| Soy sauce | Adds umami depth | Just 1 tspmore will overpower |
| Crispy fried onions | Textural contrast and flavor | Reserve some for topping for extra crunch |
| Green beans | The star vegetable | Drain thoroughly to prevent watery casserole |
How the Magic Happens Step-by-Step
The key to perfect creamy mushroom green beans lies in proper preparation and thoughtfully layering those flavors. I always start by getting my green beans ready firstwhether fresh, frozen, or canned, proper draining prevents a watery casserole.
The sauce comes together almost effortlessly when you whisk the soup base until completely smooth. I like to add the soy sauce slowly, tasting as I go, because it transforms the flavor profile with just that small amount.
- Prep your beans first: Proper draining is crucial for the right consistency
- Divide your onions early: Keep them separate so they stay crispy longer
- Don’t overmix: Gentle folding keeps onions from breaking apart
- Two-stage baking: Ensures even heating and that perfect golden top
Troubleshooting Common Issues
Over the years, I’ve learned most casserole mishaps come down to moisture control and oven timing. If your casserole turns out watery, it’s usually because the green beans weren’t drained well enough or frozen beans still had ice crystals that melted during baking.
Pro Tip: If you notice excess liquid forming during baking, don’t panic. Simply remove the casserole, give it a gentle stir to redistribute the liquid, and pop it back in for a few extra minutes uncovered to let some moisture evaporate.
- Watery texture: Drain beans thoroughly and pat frozen ones dry before using
- Bland flavor: Ensure soy sauce is evenly distributed throughout the base
- Soggy topping: Make sure your oven is fully preheated before adding the final onions
Easy Swaps and Creative Tweaks
This Thanksgiving green bean casserole is wonderfully adaptable to what you have or your family’s preferences. I love how flexible it isyou can make it dairy-free by swapping the milk for unsweetened plant milk or boost the vegetables by adding sliced mushrooms alongside the green beans.
For a lighter version, try reduced-sodium cream of mushroom soup and cut the fried onions in half. The flavors still shine through beautifully, and you’ll barely notice the difference in that comforting, creamy texture we all crave.
| Original | Easy Swap | Result |
|---|---|---|
| Whole milk | Unsweetened almond or oat milk | Dairy-free version |
| All green beans | Half green beans, half sliced mushrooms | Extra mushroom flavor |
| Regular soup | Reduced-sodium version | Lower sodium option |
| All fried onions | Half onions, half panko breadcrumbs | Different texture contrast |
Serving and Storage Made Simple
This comfort food favorite serves beautifully straight from the oven, when it’s gently bubbling around the edges and the fried onions are perfectly golden. I like to let it rest about 5 minutes before servingit helps the sauce settle and makes it easier to scoop clean portions.
Leftovers keep well in the refrigerator for up to four days, though the onions will soften over time. For the best reheating results, cover with foil and warm in a 350°F oven until heated through, then remove the foil for the last few minutes to re-crisp the topping.
| Storage Method | Duration | Reheating Tip |
|---|---|---|
| Refrigerator (covered) | Up to 4 days | Reheat covered, then uncover to crisp top |
| Freezer (well-wrapped) | Up to 2 months | Thaw overnight, then reheat as above |
| Room temperature | 2 hours maximum | Best served fresh from oven |
Expert Says
Using CAMPBELLS GREEN BEAN CASSEROLE in your meal planning adds not only flavor but also nutritional benefits. Green beans are rich in vitamins A, C, and K, while the cream of mushroom soup provides moisture and savory depth. This combination creates a well-rounded side dish with both texture and taste.
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The Evolution of My Campbells Green Bean Casserole
Perfecting this Campbells Green Bean Casserole was a flavorful journey peppered with mishaps, like mistaking salt for sugar and nearly creating a dessert disaster. Each attempt brought me closer to the creamy, savory balance I craved, connecting me more deeply to cherished family gatherings where every bite shared a memory.
FAQs ( Campbells Green Bean Casserole )
What is the origin of green bean casserole?
This dish was created in 1955 by the Campbell Soup Company as a way to promote its products. It’s become a beloved staple in many households, particularly during Thanksgiving and other festive gatherings, admired for its creamy texture and crunchy topping.
Can I make this ahead of time?
Yes, you can prepare the casserole ahead of time by assembling it without baking. Cover it tightly and refrigerate for up to 24 hours. Before serving, just bake it straight from the fridge to allow extra cooking time.
How do I make it crispy?
To achieve the perfect crunch, add fried onions just before serving. You can also bake the casserole uncovered for the last 15 minutes, which helps crisp up the topping and enhances the overall flavor.
What can I use instead of fried onions?
If you prefer an alternative to fried onions, consider using crushed crackers or breadcrumbs mixed with melted butter for a crispy topping. You could also try toasted almonds for added flavor and crunch.
Can I add other vegetables?
Absolutely! You can incorporate additional vegetables like mushrooms or corn to enhance the flavor. Just ensure they are pre-cooked or sautéed to prevent excess moisture in the casserole.

You’ll love how this Campbells Green Bean Casserole transforms your kitchen in just 30 minutes with golden, bubbly edges and the perfect balance of creamy mushroom richness and crispy onion texture. The gentle soy sauce twist adds depth, all while keeping your secret safe. It’s comfort food that feels familiar yet surprisingly elevated.
A trick I discovered while testing spice combinations: add a pinch of smoked paprika to the sauce for subtle warmth, or swap half the fried onions for toasted almonds for extra crunch. Leftovers reheat beautifully when covered with foil first, then uncovered for the last few minutes to restore that crispy top we all crave.
I’d love to hear if this becomes your new go-to side dish! Share a photo when you make it there’s something so satisfying about seeing that golden casserole fresh from the oven. Did your family have a similar recipe growing up? Save this one for your next gathering; it’s the kind of dish that makes every meal feel a little more special.





