Classic Green Bean Casserole from Scratch

This classic green bean casserole is so good when made from scratch, and those soup cans are left at the store.

It does not take many ingredients and can be ready to go in the oven in under 30 minutes.

I think you should make the crispy onions. You can do them a day or two in advance. Follow the button below for the recipe.

Homemade Green Bean Casserole

Creamy green bean casserole topped with crispy fried onions made from scratch
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Course Side Dish, vegetable dish
Cuisine American

Ingredients
  

  • 1 pound Fresh or frozen green beans with the ends cut off and cut in half.
  • 8 tbsp  Salted Butter (divided)
  • 1 small Onions small diced
  • 8 oz Sliced Mushrooms I prefer crimini
  • 3 large Cloves Garlic (minced)
  • cup Heavy cream or half-and-half
  • 1 cup Turkey stock You can do 2½ cups of cream and no stock
  • 1 tsp kosher salt
  • 1 tsp fresh cracked pepper
  • 1 tsp Worcestershire sauce
  • 1 tsp Hot sauce
  • 1 small Pinch nutmeg
  • 2 cups French fried onions

Instructions
 

  • I do the whole dish in my 12-inch cast iron skillet and then just throw it in the oven. If you are not using a cast iron pan, you will need a large skillet and a 9 by 9 dish.
  • Blanch your green beans in boiling salted water for 5 minutes. Add them to ice water to stop cooking and drain.
  • Heat oven to 350°
  • In a large skillet, heat 4 Tablespoons of butter over medium-high heat. Add onions and cook until tender, about 5 minutes, stirring often. Add mushrooms and cook for 4 minutes longer. Stir in garlic and cook for 1 minute.
  • Add the remaining 4 Tablespoons of butter. Add flour and begin to quickly whisk the mixture. Let cook, whisking often, for about 2 minutes.  Stir in half-n-half, or cream, stock, worcestershire sauce, hot sauce, nutmeg, salt, and pepper. Cook for 4-5 minutes until mixture thickens. Taste and check for seasonings. 
  • Add green beans and stir to coat. Pour into a 9 x 9 baking dish or leave in the cast iron if using. Cover with the fried onions and bake for 30 minutes or until bubbly.
Keyword green bean casserole, green beans
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