"Classic green bean casserole with fried onion topping, from scratch! Easy to make ahead. So much better than canned!..."
INGREDIENTS
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1 red onion, thinly sliced
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1 1/2 cup buttermilk
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1 cup all-purpose flour
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1 cup Panko crumbs
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2 tablespoon mixed dried herbs - parsley, dill, thyme, whatever you want!
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Salt, for seasoning
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Vegetable oil, for frying
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2 pounds green beans, trimmed and cut into 2-inch lengths
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1/4 cup (1/2 stick) regular salted butter
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1 pound crimini or button mushrooms, trimmed and sliced
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3 cloves garlic, minced
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2 teaspoons thyme
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2 to 3 tablespoons all-purpose flour
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1 1/4 cup half-and-half
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1 1/4 cup low sodium chicken broth
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1/2 cup grated Parmesan cheese