1 lb. cooked roast beef (sliced thin)
1 oz. Mozzarella cheese
6 rolls
1 pkg. au jus

Slice, butter and sprinkle garlic powder on rolls. Place cheese on roll. Place under a broiler until cheese is melted. Bring au jus to simmer. Dip roast beef in juice until heated through, approximately 1 minute. Place on buns. Serve bowl of juice to dip.