10 oz. pkg. frozen chopped spinach
4 English muffins, split
1 slice white bread
1 lb. ground beef
1 egg
1 tsp. salt
1 tsp. grated onion
4 oz. pkg. Mozzarella cheese

Prepare spinach as label directs; drain well. Toast English muffins; keep warm. Preheat broiler.

Into bowl, tear bread into small pieces; add spinach, ground beef, egg, salt, and onion; mix well. Shape mixture into 4 (1 inch thick) round patties. Place patties on rack in broiling pan.

Broil patties about 5 minutes on each side for medium or until of desired doneness. Just before patties are done, cut Mozzarella cheese into 4 slices. Top each meat patty with a cheese slice; broil 1 minute longer or until cheese melts.

To serve, place a patty on bottom half of each muffin; replace top half of muffin.