"Crispy, creamy Crockpot Green Bean Casserole is beyond easy. It's just as tasty as the original oven-baked classic!..."
INGREDIENTS
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2 16 ounce packages frozen green beans
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2 10.75 ounce cans cream of mushroom soup
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2/3 cup milk
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1/2 cup grated parmesan cheese
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1/2 teaspoon salt
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1/4 teaspoon pepper
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1 6 ounce French-fried onions (divided)