"Crockpot Green Bean Casserole is seriously the EASIEST method to prepare this holiday classic!..."
INGREDIENTS
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4 cans green beans (14.5 ounces each - drained)
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2 cans cream of mushroom soup (14.5 ounces each)
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1/3 cup sour cream
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3/4 cup milk
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1/2 teaspoon salt
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1/2 teaspoon pepper
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1/2 teaspoon garlic powder
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1/2 cup shredded cheddar cheese
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1/4 cup shredded parmesan cheese
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6 ounce can French fried onions