1 can 10 biscuits
1 pkg. taco mix
1 c. each cheddar and Mozzarella cheese
1 lb. hamburger
1 (12 oz.) sour cream

Pat biscuits into the bottom of a 13x9 inch pan. Brown and drain hamburger. Add taco seasoning and sour cream. Mix well. Spread on top of biscuits; top with the cheese. Bake at 350 degrees for 25-30 minutes.