Open-Faced Pizza Sandwiches
["1 lb. ground beef", "1 (15 oz) pkg. spaghetti sauce mix", "1 (6 oz.) can tomato paste", "4 English muffins, split", "24 pepperoni slices", "1/4 lb. shredded Mozzarella cheese"]
["Cook ground beef until browned, stirring to crumble; drain. Return meat to skillet.", "Add spaghetti sauce mix and tomato paste. Stir well.", "Cook over low heat, stirring occasionally, until mixture is bubbly.", "Spoon meat mixture on muffin halves.", "Top each with 3 pepperoni slices.", "Bake at 350\u00b0 for 5 to 10 minutes.", "Top with cheese and bake an additional 3 minutes or until cheese melts."]
["ground beef", "spaghetti sauce mix", "tomato paste", "muffins", "pepperoni", "Mozzarella cheese"]