Bubble Pizza Ingredients: 1 ½ lb. ground beef 1 jar pizza sauce 2 tubes refrigerator biscuits 1 ½ cups shredded mozzarella cheese 1 cup shredded cheddar cheese Bubble Pizza Instructions: Brown the beef in a skillet and drain. Mix pizza sauce hamburger and simmer until heated through. Quarter the biscuits and place in a 13-in x 9-in x 2-in greased baking dish. Top with beef mixture. Bake uncovered at 400 degrees F for 20 minutes. Sprinkle with cheeses and bake 5-10 more minutes.