Cheese Spaghetti

1 lb. ground beef
2 tsp. dried onion or 1 big onion
1 can mushrooms
2 15 oz. cans spaghetti sauce
12 oz. spaghetti
7 T butter or margarine
1/2 tsp. salt
7 T. flour
1 13 oz. can evaporated milk
2/3 c. water
2 c. shredded Velveeta
4 T. parmesan cheese

Brown meat and onion, add sauce and simmer 10 min. Cook spaghetti until done and add meat mix.

Cheese sauce - melt butter, add flour and salt, then add milk and water to make white sauce. When thickened add cheese and stir until melted. Spread 1/2 meat mixture in pan. Pour on cheese sauce and top with remaining meat mixture. Sprinkle with parmesan cheese. Can bake in oven at 300° for one hour, or put in crockpot and heat on low for 2 hours or until warm.