1 sm. box macaroni
3 c. milk
1 1/2 lbs. ground sirloin beef
2 eggs
1 lb. sharp cheddar cheese, cut up
1 lg. onion
1 tbsp. salt
1 tsp. black pepper
1/2 stick butter
4 tbsp. tomato paste

Boil macaroni until soft; drain off all water, add butter, salt, and black pepper; mix. Put together in blender, 2 eggs, milk, cheese, tomato paste, and onion; cream for 3 minutes. Place macaroni and beef in layers in baking dish. Pour ingredients from blender over macaroni and beef. Preheat oven at 350 degrees, bake for 35 minutes (longer if desired).