Bubble Pizza Recipe

Ingredients

• 1 pound ground beef
• 0.25 pound sliced pepperoni sausage
• 1 (14 ounce) can pizza sauce
• 2 (12 ounce) packages refrigerated buttermilk biscuit dough
• 0.5 onion, sliced and separated into rings
• 1 (10 ounce) can sliced black olives
• 1 (4.5 ounce) can sliced mushrooms
• 1.5 cups shredded mozzarella cheese
• 1 cup shredded Cheddar cheese