1 lb. ground beef
1 pkg. taco seasoning mix
1 box macaroni and cheese
1 bag shredded cheddar cheese
1 bag shredded Mozzarella cheese
Sour cream

Brown beef and drain. Add taco seasoning mix. Boil macaroni and prepare with cheese. In a baking pan spread beef. Spread cheddar cheese. Add macaroni and cheese. Spread Mozzarella cheese. Bake in oven (350 degrees) Mozzarella cheese is melted. Cool 10 minutes. Top with sour cream.