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By bon appétit
Best-Ever Green Bean Casserole With Step-by-Step Video
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: Fri, 14 Nov 2025 00:08:06 GMT
Nutrition balance score
Unbalanced
Glycemic Index
40
Low
Glycemic Load
7
Low
Nutrition per serving
Calories338.4 kcal (17%)
Total Fat27.9 g (40%)
Carbs16.6 g (6%)
Sugars6.9 g (8%)
Protein7.8 g (16%)
Sodium404.6 mg (20%)
Fiber3.7 g (13%)
% Daily Values based on a 2,000 calorie diet
Ingredients
8 servings
2 lbfresh green beans
kosher salt
2 Tbspextra-virgin olive oil
divided
1 lbcrimini mushrooms
sliced, divided
6 Tbspunsalted butter
divided
4 sprigsthyme
large, divided
2 Tbspall purpose flour
1 ¼ cupswhole milk
1 cupheavy cream
4garlic cloves
finely grated
½ cupgrated parmesan
freshly ground black pepper
¾ cupfried onions
Instructions
View on bon appétit
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