1 1/2 pounds lean ground beef
2 cups uncooked macaroni
1/2 medium onion — chopped
1 4 oz can sliced mushrooms — drained
2 10.75 oz can condensed tomato soup
salt and pepper
In skillet, brown ground beef; drain well. Put into Crock-Pot. Cook macaroni according to package directions until barely tender; drain well. Add macaroni and remaining ingredients to Crock-Pot. Stir just enough to blend. Cover and cook on Low for 7 to 9 hours or on High for 3 to 4 hours. Serves 4 to 6