the Best Green Bean Casserole

Easy Classic Green Bean Casserole Recipe

Green bean casserole isn’t just a side dish it’s a holiday hero. From its humble beginnings in the 1950s to the creative spins chefs love today, this dish has earned its place as a staple of family gatherings, especially Thanksgiving.

Whether you’re a green bean casserole purist or looking to reinvent the recipe with fresh ingredients, this guide has everything you need to make the perfect version for your next holiday meal.

A Quick Look at the History of Green Bean Casserole

Did you know green bean casserole was created in 1955 by Dorcas Reilly at the Campbell Soup Company? The idea was simple: combine canned green beans, cream of mushroom soup, and fried onions to make a dish using pantry staples.

Little did Reilly know this would become a timeless classic, evolving over the decades as home cooks experimented with fresher, gourmet ingredients.

The Classic Green Bean Casserole Recipe

This version is for those who love the comforting flavors of the original recipe. It’s quick, easy, and perfect for busy cooks.

Ingredients

  • 2 cans (14.5 oz each) cut green beans, drained
  • 1 can (10.5 oz) Campbell’s cream of mushroom soup
  • ¾ cup milk
  • 1 tsp soy sauce (optional)
  • Salt and pepper, to taste
  • 1 can (6 oz) French’s fried onions
Ingredients For Customizing Your Green Bean Casserole

Instructions

  1. Preheat your oven to 350°F (175°C).
  2. In a large mixing bowl, combine green beans, cream of mushroom soup, milk, and soy sauce. Season with salt and pepper.
  3. Transfer the mixture into a casserole dish and spread evenly.
  4. Bake for 25 minutes, or until the mixture bubbles at the edges.
  5. Remove from the oven, top with fried onions, and bake for another 5-10 minutes until crispy and golden.

Pro Tip: Add a pinch of garlic powder or paprika for an extra kick!

Fresh and Scratch Made Green Bean Casserole

Craving something more homemade? Using fresh green beans, scratch-made mushroom sauce, and crispy onions takes this dish to the next level.

Fresh and Scratch Made Green Bean Casserole Recipe

Ingredients

  • 1 pound fresh green beans, trimmed and halved
  • 2 tbsp butter
  • 1 medium yellow onion, finely chopped
  • 8 oz cremini mushrooms, sliced
  • 2 cloves garlic, minced
  • 2 tbsp all-purpose flour
  • 1 cup chicken broth (or vegetable broth)
  • 1 cup heavy cream or half-and-half
  • 1 cup grated Parmesan or cheddar cheese (optional)
  • Salt and pepper, to taste
  • Homemade crispy onions (or store-bought fried onions)

Instructions

  1. Blanch the Beans: Boil salted water, blanch green beans for 4-5 minutes until tender-crisp, and transfer to an ice bath. Drain and set aside.
  2. Prepare the Sauce: Melt butter in a skillet over medium heat. Sauté onions for 5 minutes, then add mushrooms and garlic. Cook until mushrooms release their juices and brown.
  3. Thicken the Sauce: Sprinkle flour over the mixture, stirring for 1-2 minutes. Slowly whisk in chicken broth and cream. Simmer until thickened. Season with salt and pepper.
  4. Assemble and Bake: Combine beans and sauce, spread into a casserole dish, and top with crispy onions. Bake at 350°F for 20 minutes, or until golden.

Customizing Your Green Bean Casserole

This dish is endlessly versatile! Here are some ways to tweak it to fit your family’s taste.

Ingredient Substitutions

  • Green Beans: Use fresh for vibrant flavor, frozen for convenience, or canned for tradition.
  • Cream of Mushroom Soup: Replace with homemade sauce or dairy-free alternatives like almond or coconut milk.
  • Fried Onions: Make your own by frying thinly sliced onions in flour or opt for crispy shallots for a twist.
Fresh and Scratch Made Green Bean Casserole

Flavor Enhancements

  • Add cheese like cheddar, Parmesan, or Gruyère for richness.
  • Stir in crispy bacon bits for a smoky touch.
  • Sprinkle in a pinch of paprika, thyme, or cayenne for added spice.
  1. Cajun Green Bean Casserole
    Add Cajun seasoning, diced bell peppers, and crispy bacon for a bold Southern twist.
  2. Vegan Green Bean Casserole
    Use almond milk or coconut cream and top with crispy breadcrumbs for a plant-based option.
  3. Low-Carb Green Bean Casserole
    Skip the flour and use cream cheese as the base for your sauce. Top with crushed pork rinds for crunch.
  4. Gourmet Green Bean Casserole
    Add truffle oil, wild mushrooms, and Gruyère for an elevated version that’s perfect for special occasions.
The Classic Green Bean Casserole Recipe

Avoid These Common Mistakes

Even simple recipes have pitfalls. Here’s how to avoid them.

  1. Overcooking Green Beans: Keep beans tender-crisp for the best texture.
  2. Skipping the Seasoning: Taste your sauce before baking—it should be flavorful enough to carry the dish.
  3. Adding Onions Too Early: To keep them crispy, add fried onions in the last 5-10 minutes of baking.

FAQs About Green Bean Casserole

Can I make it ahead of time?

Absolutely! Assemble the casserole (minus the fried onions), cover, and refrigerate up to 24 hours. Add onions before baking.

Can I freeze it?

Yes! Freeze the assembled casserole without the onions. Thaw overnight, add onions, and bake as directed.

How do I reheat leftovers?

Reheat at 350°F until warm. Add fresh onions if the topping has softened.

Is there a gluten-free version?

Swap flour for a gluten-free blend and use gluten-free fried onions or breadcrumbs.

Easy Green Bean Casserole recipe

Final Thoughts: Make It Your Own

The best green bean casserole is the one that makes your family smile. Whether you stick with the classic recipe or try a scratch-made version, this dish is all about bringing comfort and joy to the table.

Looking for more ideas to level up your cooking? Check out these related recipes:

Customizing Your Green Bean Casserole

Pin this recipe and share it with your friends! Don’t forget to leave a comment below what’s your favorite green bean casserole twist?

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Easy Classic Green Bean Casserole Recipe

The Best Green Bean Casserole


  • Author: Iris Iris
  • Total Time: 45 minutes
  • Yield: 6 servings 1x

Description

Green bean casserole isn’t just a side dish it’s a holiday hero. Whether you’re a green bean casserole purist or looking to reinvent the recipe with fresh ingredients, this guide has everything you need to make the perfect version for your next holiday meal.


Ingredients

Scale
  • 2 cans (14.5 oz each) cut green beans, drained
  • 1 can (10.5 oz) Campbell’s cream of mushroom soup
  • ¾ cup milk
  • 1 tsp soy sauce (optional)
  • Salt and pepper, to taste
  • 1 can (6 oz) French’s fried onions

Instructions

  1. Preheat your oven to 350°F (175°C).
  2. In a large mixing bowl, combine green beans, cream of mushroom soup, milk, and soy sauce. Season with salt and pepper.
  3. Transfer the mixture into a casserole dish and spread evenly.
  4. Bake for 25 minutes, or until the mixture bubbles at the edges.
  5. Remove from the oven, top with fried onions, and bake for another 5-10 minutes until crispy and golden.
  6. Pro Tip: Add a pinch of garlic powder or paprika for an extra kick!

Notes

This classic green bean casserole is perfect for family gatherings, especially Thanksgiving. Make it ahead to save time on busy holiday mornings.

  • Prep Time: 10 minutes
  • Cook Time: 35 minutes
  • Category: Side Dish
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 1 serving
  • Calories: 180
  • Sugar: 3g
  • Sodium: 420mg
  • Fat: 9g
  • Saturated Fat: 3g
  • Unsaturated Fat: 6g
  • Trans Fat: 0g
  • Carbohydrates: 15g
  • Fiber: 2g
  • Protein: 4g
  • Cholesterol: 5mg

Keywords: green bean casserole, holiday side dish, Thanksgiving

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