This green bean casserole is the one everyone hopes shows up at the holiday table - creamy, comforting, and topped with those classic French's fried onions. It comes together in about 25 minutes, with a simple fresh green bean option if you prefer a brighter texture without changing the classic flavor.
A Quick Look At The Recipe
- Ready In: 25 minutes
- Serves: 6
- Main Ingredients: Green beans, Campbell's Cream of Mushroom Soup, French's fried onions
- Best For: Holiday tables, beginner cooks, and fans of the classic Campbell's-style green bean casserole.
- ⭐ Why It Works: The sauce is mixed before baking, so it stays creamy, while the fried onions are added at the right time for a crisp topping.
This recipe comes straight from a handwritten recipe card passed along to me by my step-sister Julie, and it's been on more holiday tables than I can count. It uses Campbell's Cream of Mushroom Soup and French's crispy fried onions, just like the classic version most of us grew up eating.
If you're building your holiday menu, serve this casserole alongside our Thanksgiving Turkey and other holiday sides from our Thanksgiving Favorites Hub.
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Why You'll Love This Recipe 💛
- It tastes exactly like the classic Campbell's and French's version most of us grew up eating - no surprises, no modern twists.
- Uses simple pantry ingredients, so it's quick to assemble even on a busy holiday.
- Fresh green bean option gives you a brighter, firmer texture without changing the original recipe.
- Easy to make ahead - and even easier to serve.
- Tested in my kitchen for the perfect balance of creaminess and crunch.
✨ Planning your holiday menu? Try our Sweet Potato Casserole or Make-Ahead Mashed Potatoes next.
Food is love. Cooking is community.
Ingredients You'll Need
- Choice of:
- Fresh green beans - wash, trim, cut into 1-inch pieces, blanch 3-4 minutes, rinse cold.
- Classic canned or frozen green beans - 2 cans French-style, drained OR 2 packages frozen French-style, thawed and drained (as written on the original recipe card).
- Campbell's Cream of Mushroom Soup - the creamy base of the classic version.
- Soy sauce - adds savory depth, the signature classic flavor.
- French's crispy fried onions - half mixed in, half sprinkled on top.
- Black pepper - simple and classic.
See the recipe card for full information on ingredients and quantities.
Substitutions and Add-Ins
- Fresh green beans: Firmer texture, brighter color, my preferred version.
- Canned/frozen green beans: Matches the original handwritten recipe.
- Sautéed mushrooms: Fold in 1 cup for more depth.
- Homemade mushroom sauce: Optional from-scratch version.
- Panko-parmesan topping: Adds extra crunch.
Variations
Fresh Green Bean Version (My Preference): Use 1-1½ pounds fresh beans, prepped and blanched.
Sautéed Mushrooms Add-In: Adds earthy depth and richness.
Classic Campbell's + French's Version: The exact version from the handwritten recipe card.
Gluten-Free Version: Use gluten-free cream of mushroom soup and GF fried onions.
How to Make Green Bean Casserole
Step 1. Prep the dish. Lightly butter a 1-quart casserole dish so the filling doesn't stick.
Step 2. Prep. If using canned or frozen green beans, simply drain them very well and skip Step 3. If using fresh green beans, wash them, trim the ends, and cut into 1-inch pieces.
Step 3. Blanch the fresh green beans (only if using fresh). Bring a pot of salted water to a boil. Add the fresh green beans and boil for 3-4 minutes, just until bright green. Drain and immediately rinse under cold water to stop the cooking.
Avoid This Mistake: Skipping the cold rinse will cause them to keep cooking, which can make them soft or mushy in the casserole.
Step 4. Mix the filling directly in the casserole dish. Combine the cream of mushroom soup, soy sauce, pepper, green beans (fresh, canned, or thawed frozen), and half the fried onions.
Step 5. Bake the base. Bake at 350°F for 20 minutes until hot and bubbling.
Step 6. Add the topping. Sprinkle the remaining fried onions evenly over the casserole.
Step 7. Finish baking. Bake 5 more minutes, until the topping is golden and crisp. And Serve!
Expert Tips
- Butter the casserole dish - it makes serving easier. The original handwritten recipe didn't include this, but it truly helps prevent sticking and gives cleaner scoops.
- Drain canned or frozen green beans extremely well. This is the number one place the casserole can go wrong. Excess liquid thins the sauce and softens the topping.
- If using fresh green beans, don't skip the cold rinse. Blanching makes them bright; chilling them keeps them crisp. Skipping this step makes the beans soft.
- Add the fried onion topping only in the last 5 minutes. Any earlier and it will darken too fast or burn. This step alone keeps the topping golden and crisp.
- Mix directly in the casserole dish for easier prep and cleanup. The base comes together quickly and doesn't require a separate bowl.
- Bake until the edges bubble - that's your doneness cue. If the edges aren't visibly bubbling, it's not hot enough in the center.
- Add 1-2 tablespoons of milk for a slightly creamier texture. This keeps the classic Campbell's flavor exactly the same.
- Add fresh fried onions to leftovers to revive the crunch. They soften in the fridge, but a small fresh handful brings them right back.
Looking for another classic holiday side? Our Sweet Potato Casserole pairs beautifully with this dish.
Troubleshooting Guide
- Too watery? Drain beans thoroughly.
- Topping browning too fast? Tent with foil.
- Not enough flavor? Add a splash more soy sauce.
- Texture too soft? Use fresh green beans next time.
Serving Suggestions
This classic casserole pairs beautifully with cozy fall and holiday favorites.
- Serve with our Thanksgiving Turkey for a complete holiday centerpiece.
- Add Sweet Potato Casserole or Make-Ahead Mashed Potatoes for a comforting side spread.
- Bring balance with bright, homemade Cranberry Sauce.
- Round out the meal with warm Homemade Dinner Rolls.
- For something sweet, try some Warm & Delicious Apple Dumplings.
For more ideas, explore our Thanksgiving Favorites Hub.
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Storage & Make Ahead Tips
- Make-Ahead: Assemble filling up to 24 hours ahead. Add topping and bake day-of.
- Refrigerate: Store leftovers 3-4 days.
- Freeze: You can freeze the unbaked filling (without topping), but texture won't be as good. Freeze up to 2-3 months. Thaw overnight, bake, then add onions in last 5 minutes.
- Reheat: Warm at 325°F for 12-15 minutes.
- For leftovers or make-ahead meals, follow these tips on how to reheat a casserole so it stays creamy and doesn't dry out.
Frequently Asked Questions
Yes. You can assemble the filling for this classic Campbell's green bean casserole up to 24 hours in advance. Cover and refrigerate the casserole, then add the French's fried onion topping and bake just before serving.
Yes. You can use fresh green beans or frozen French-style in this Campbell's green bean casserole recipe. Fresh green beans should be washed, trimmed, cut into 1-inch pieces, blanched for 3-4 minutes, and rinsed under cold water before mixing into the filling. Frozen green beans should be thawed and well-drained.
You can freeze this Campbell's green bean casserole, but the texture will be slightly softer after thawing. For best results, freeze the unbaked filling without the French's onion topping, tightly wrapped. Thaw the casserole overnight in the refrigerator, bake as directed, and add the crispy onion topping during the final 5 minutes of baking.
A watery Campbell's green bean casserole is usually caused by excess liquid. Make sure canned or frozen green beans are drained very well before mixing, and avoid adding the fried onion topping until the final minutes of baking.
Holiday Side Dishes
If you love this classic Campbell's green bean casserole, here are a few more holiday side dishes that pair beautifully with it.
- Add creamy comfort with Cheesy Hashbrown Casserole.
- Bring a sweet touch to the table with Sweet Mini Apple Pies.
- Slice up Copycat Honey Baked Ham as an easy alternative main dish or a hearty holiday side.
- Serve warm, moist & delicious Pumpkin Bread to round out the meal.
See more cozy Thanksgiving favorites → Thanksgiving Recipes Hub
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📖 Recipe
Green Bean Casserole (Classic Campbell's Version)
Equipment
- 1 quart casserole dish
Ingredients
Green Bean Casserole
- 29 ounces French-style green beans ,2 cans,drained
- OR 2 packages frozen French-style green beans ,thawed and drained
- 10.5 ounces Campbell's Cream of Mushroom Soup ,1 can
- 1 teaspoon soy sauce
- ¼ teaspoon ground black pepper
- 1 ⅓ cups French's crispy fried onions ,divided, half mixed in, half on top
Fresh Green Bean Option (Optional)
- 1½ pounds fresh green beans
- salted water ,for blanching
Instructions
- Prep the dish.Preheat oven to 350°F. Lightly butter a 1-quart casserole dish to prevent sticking.
- Prep the green beans.If using canned or frozen green beans, drain very well and skip Step 3.If using fresh green beans, wash, trim, and cut into 1-inch pieces.29 ounces French-style green beans
- Blanch the fresh green beans (only if using fresh).Bring a pot of salted water to a boil. Add fresh green beans and boil for 3-4 minutes, just until bright green. Drain and immediately rinse under cold water to stop the cooking.salted water
- Mix the filling.In the casserole dish, combine the cream of mushroom soup, soy sauce, black pepper, green beans (canned, frozen, or blanched fresh), and half of the fried onions. Stir until evenly combined.10.5 ounces Campbell's Cream of Mushroom Soup, 1 teaspoon soy sauce, ¼ teaspoon ground black pepper, 1 ⅓ cups French's crispy fried onions
- Bake the base.Bake at 350°F for 20 minutes, uncovered, until hot and bubbling around the edges.
- Add the topping.Remove from the oven and sprinkle the remaining fried onions evenly over the top.
- Finish baking.Return to the oven and bake for 5 more minutes, until the topping is golden and crisp.
Notes
- This recipe fills a 1-quart casserole dish. For a larger 8×11-inch casserole, double the ingredients.
- The original handwritten recipe uses canned or frozen French-style green beans. Fresh green beans are optional and included for texture preference only.
- Drain canned or frozen green beans extremely well to avoid a watery casserole.
- Adding 1-2 tablespoons of milk creates a slightly creamier texture without changing the classic Campbell's flavor. This step is optional.
- Always add the fried onion topping during the final minutes of baking to keep it crisp.
- For make-ahead prep, assemble the casserole without the topping, refrigerate up to 24 hours, then bake and add onions just before serving.
- To freeze, freeze the unbaked filling without the topping. Thaw overnight in the refrigerator, bake as directed, and add onions during the last 5 minutes.
Russ B says
Great side with any meal!