INGREDIENTS
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2 1/4 cups packaged biscuit mix
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1/2 cup cold water
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1 pound ground beef
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1 8 ounce carton sour cream
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1 cup shredded cheddar cheese (4 ounces)
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2/3 cup mayonnaise
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2 tablespoons chopped onion
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2 medium tomatoes, thinly sliced
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1 medium green sweet pepper, chopped (3/4 cup)
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Pimiento-stuffed green olives, halved (optional)