"This green bean casserole uses fresh green beans, mushrooms and onions, but still uses cream of mushroom soup and crispy onion topping!..."
INGREDIENTS
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2 pounds fresh green beans
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2 tablespoons salted butter
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1 pound fresh mushrooms (cleaned and sliced)
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1 medium white onion (chopped)
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2 cloves garlic (minced)
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1 cup whole milk
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one 11.5 oz can Cream of Mushroom soup
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2 tablespoons all purpose flour
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one 16 ounce can French fried onions