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Ina Garten–Style Green Bean Casserole

A gourmet green bean casserole made with fresh beans, homemade mushroom cream sauce, and crispy onions.
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Prep Time 20 minutes
Cook Time 30 minutes
Total Time 50 minutes
Servings: 8 servings
Course: Side Dish
Cuisine: American
Calories: 290
Ingredients Equipment Method Notes

Ingredients
  

Casserole Base
  • 1.5 lbs fresh green beans trimmed
  • 4 tablespoons unsalted butter
  • 1 cup yellow onion diced
  • 3 cloves garlic minced
  • 8 oz cremini mushrooms sliced
  • 3 tablespoons all-purpose flour
  • 1 cup chicken stock
  • 1 cup heavy cream
  • 1 teaspoon fresh thyme
  • 0.75 cup Parmesan cheese grated
  • 1.5 cups crispy fried onions

Equipment

  • Large skillet
  • Saucepan
  • Baking dish

Method
 

  1. Blanch green beans until tender-crisp and set aside.
  2. Sauté onion, garlic, and mushrooms in butter until golden.
  3. Add flour, then whisk in stock and cream until thickened.
  4. Season sauce and stir in Parmesan cheese.
  5. Fold in green beans and transfer to baking dish.
  6. Top with crispy onions and bake until bubbly and golden.

Notes

Add onions just before baking to keep them crisp.