1 1/4 lb Boneless beef round steak; 1/2 to 3/4″ thick; cut 6 pc
8 oz Pk fresh mushrooms; sliced
1 lg Onion; slice rings
1 cn Condensed French onion soup
6 1/4 oz Pk 15-minute herb stuffing mix
1/4 c Margarine or butter; melted
4 oz Mozzarella; shredded
Layer half of the beef, mushrooms and onion in 3-1/2 to 4 qt crockpot; repeat layers. Pour soup over ingredients. Cover; cook LOW for 8 to 10 hours or until beef is tender and no longer pink. Before serving, toss stuffing mix and contents of seasoning packet with melted margarine and 1/2 cup liquid from pot. Place stuffing on top of contents in crockpot; cover. Increase heat to high setting. Cook 10 minutes or until stuffing is fluffy. Sprinkle with cheese; cover. Cook until cheese is melted.