"Look no further for the perfect au gratin potato casserole recipe that's creamy, cheesy and easy! Our hearty Au Gratin Potato Casserole recipe includes chopped onions, sharp cheddar cheese and Potatoes O'Brien...."
INGREDIENTS
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2 Tbsp. butter
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1 cup ORE-IDA Chopped Onions
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2 Tbsp. flour
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2 cups fat-free milk
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1/4 tsp. ground red pepper (cayenne)
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1 pkg. (28 oz.) ORE-IDA Potatoes O’Brien
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1 pkg. (8 oz.) KRAFT Shredded Sharp Cheddar Cheese