Description
Elevate your holiday gatherings with our Best-Ever Green Bean Casserole. This creamy dish combines fresh green beans, savory caramelized mushrooms, and a rich homemade Parmesan cream sauce that will delight your guests and become a staple at any occasion. Whether you’re hosting a festive dinner or enjoying a casual family meal, this comforting casserole is sure to impress with its luxurious texture and robust flavors. Plus, our easy-to-follow instructions ensure that even novice cooks can prepare this crowd-pleaser with confidence.
Ingredients
Scale
- 2 lb fresh green beans
- 1 lb crimini mushrooms, sliced
- 4 cloves garlic, finely grated
- ½ cup grated Parmesan cheese
- ¾ cup French’s fried onions
- 2 Tbsp extra-virgin olive oil
- 6 Tbsp unsalted butter, divided
- 2 Tbsp all-purpose flour
- 1¼ cups whole milk
- 1 cup heavy cream
- Kosher salt
- Freshly ground black pepper
- 4 large sprigs thyme, divided
Instructions
- Preheat the oven to 375°F.
- Boil green beans in salted water for about 3 minutes, then drain and cool.
- Sauté half of the sliced mushrooms in olive oil until golden brown; repeat with remaining mushrooms.
- Create the cream sauce by whisking flour into melted butter, then gradually adding milk and cream until thickened.
- Combine cooked green beans and sautéed mushrooms in a baking dish, pour the cream sauce over top, cover, and bake until bubbling.
- Uncover, add fried onions, and bake until golden brown.
- Prep Time: 20 minutes
- Cook Time: 50 minutes
- Category: Side Dish
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 cup (240g)
- Calories: 320
- Sugar: 4g
- Sodium: 550mg
- Fat: 20g
- Saturated Fat: 10g
- Unsaturated Fat: 8g
- Trans Fat: 0g
- Carbohydrates: 26g
- Fiber: 5g
- Protein: 7g
- Cholesterol: 40mg