2 lb. lean ground beef 1/4 c. HEINZ Yellow Mustard 1 Tbsp. LEA & PERRINS Worcestershire Sauce 1 tsp. black pepper 8 KRAFT Singles 8 lettuce leaves 2 tomatoes, each cut into 4 slices 8 red onion slices 8 sesame seed hamburger buns 1/2 c. HEINZ Tomato Ketchup
What to do:
1. Heat grill to medium heat. 2. Mix first 4 ingredients just until blended. 3. Shape into 8 (1/2-inch-thick) patties. 4. Grill 5 to 6 min. on each side or until done (160ºF). Top with Singles; grill 1 min. or until melted. 5. Place lettuce, tomatoes and onions on bottom halves of buns; cover with burgers, ketchup and tops of buns.
Special Extra: To toast the buns, place bun halves, cut sides down, on grill grate for the last few minutes of the burger grilling time. Grill 1 min. or until lightly toasted.