1 1/2 c. uncooked macaroni or noodles
1 can mushroom soup
1/2 c. milk
2 tsp. minced onions
1/4 tsp. salt
1/2 c. grated cheese
1 large can tuna

Cook noodles. Drain. Add butter. Combine all other ingredients.

Bake in greased casserole pan at 400°F for 25 minutes.