Bubble Pizza
["1 1/2 lb. ground beef", "1 (15 oz.) can pizza sauce", "2 (12 oz.) tubes refrigerated buttermilk biscuits", "1 1/2 c. (6 oz.) shredded Mozzarella cheese", "1 c. (4 oz.) shredded Cheddar cheese"]
["In a skillet, brown ground beef; drain.", "Stir in pizza sauce. Quarter the biscuits; place in a greased 13 x 9 x 2-inch baking dish.", "Top with beef mixture.", "Bake, uncovered, at 400\u00b0 for 20 to 25 minutes.", "Sprinkle with cheeses.", "Bake 5 to 10 minutes longer or until cheese is melted.", "Let stand for 5 to 10 minutes before serving."]
["ground beef", "pizza sauce", "buttermilk", "Mozzarella cheese", "Cheddar cheese"]