1 1/2 cups uncooked elbow macaroni

1 pound ground beef

2 medium onions, chopped

2 (8 ounce) cans tomato sauce

1 (No. 303) can kidney beans

1 teaspoon salt

1/2 teaspoon chili powder

1 cup grated sharp cheese

Cook macaroni in boiling salted water until tender; drain. Brown ground beef and onions. Add tomato sauce and cook gently 5 minutes. Combine all ingredients and pour into greased casserole and sprinkle a little additional cheese on top. Bake at 375 degrees for 25 to 30 minutes.