Mini Philly Cheeseburgers

serves 8 ( 4 points + each)

• 2 tsp. olive oil
• 1 c. chopped onion
• 1 c. chopped bell pepper ( I used 1/2 c. red and 1/2 c. green)
• 1/2 c. sliced, fresh mushrooms
• 2 tsp. Worcestershire sauce
• salt and pepper to taste
• 12 oz. 93% lean ground beef 
• 1/4 c. shredded part-skim mozzarella
• 8 ( 1 oz. ) slider buns

Heat oil in a large skillet over medium high heat. Add onions, peppers and mushrooms and cook until tender.
Transfer onion mixture to a large bowl. Add ground beef, Worcestershire sauce, salt and pepper. Form into 8 patties.
Heat grill pan or frying pan over high heat. Spray with nonstick spray. Cook burgers 3 minutes, flip and top with cheese. Cook an additional 2-3 minutes or until done.
Serve on buns. ( toast buns if desired)

adapted from "Cooking Light"