Best-Ever Green Bean Casserole With Step-by-Step Video

Name: Best-Ever Green Bean Casserole With Step-by-Step Video
Cuisine: American
Ingredients: 2 lb. fresh green beans; Kosher salt; 2 Tbsp. extra-virgin olive oil, divided; 1 lb. crimini mushrooms, sliced, divided; 6 Tbsp. unsalted butter, divided; 4 large sprigs thyme, divided; 2 Tbsp. all-purpose flour; 1¼ cups whole milk; 1 cup heavy cream; 4 garlic cloves, finely grated; ½ cup grated Parmesan; Freshly ground black pepper; ¾ cup French’s fried onions

Instructions

We turned up the dial on green bean casserole with a homemade Parmesan cream sauce, savory caramelized mushrooms, and fresh green beans. French's onions stay.

Updated at: Thu, 18 Dec 2025 00:05:32 GMT