1Heat oven to 375. In 10 inch oven-proof skillet, cook beef and onion over medium-high heat until meat is thoroughly cooked; drain. Reduce heat to medium; stir in taco seasoning, corn and tomato sauce. Heat until hot. Stir in cheese cubes.
2Separate dough into 10 biscuits; cut each into quarters. Arrange quartered biscuits around outer edge of skillet. Brush biscuits melted butter; sprinkle with cornmeal.
Bake 18-22 minutes or until biscuits are golden brown.