"Welcome to cheesy deliciousness! This extra-cheesy casserole is a perfect side dish, sure to please your whole family...."
INGREDIENTS
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2 boxes Betty Crocker™ au gratin potatoes
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1 1/2 cups finely shredded sharp Cheddar cheese (6 oz)
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1 1/2 cups finely shredded Monterey Jack cheese (6 oz)
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1/4 cup grated Parmesan cheese
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3 1/2 cups water
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2 cups half-and-half
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1 can (2.8 oz) French-fried onions (about 2 cups)