1 large red onion, cut into 1/2-inch-thick slices1 tomato, cut into 1/2-inch-thick slices
2 tsp. extra virgin olive oil
1 lb. lean ground beef
1 Tbsp. dried oregano leaves
4 KRAFT Singles, halved
8 slider buns, split
2 Tbsp. balsamic vinegar
2 Tbsp. fresh lemon juice
24 baby spinach leaves
make it
HEAT grill to medium-high heat.
BRUSH onions and tomatoes with oil. Grill 2 min., turning tomatoes after 1 min. Remove tomatoes from grill. Grill onions 6 min., turning after 3 min. Cool.
MEANWHILE, mix meat and oregano; shape into 8 (1/2-inch-thick) patties. Grill 3 to 5 min. on each side or until done (160ºF), topping with Singles pieces and adding buns to the grill to toast for the last 2 min.
CHOP onions and tomatoes; place in medium bowl. Add vinegar and lemon juice; mix lightly. Spoon onto bottom halves of buns; cover with spinach, burgers and tops of buns.
From Kraft Foods
