2 c. cooked macaroni
1 small onion (chopped)
1 stick butter
1/2 c. milk
1 c. Hi-Ho crackers (crushed)
2 c. shredded cheese (your choice)
1 tsp. salt
1/2 tsp. pepper

Mix all ingredients together and pour in a buttered casserole dish.

Bake at 350°F for 25 minutes.