Singles Sliders

1 large  red onion, cut into 1/2-inch-thick slices

1 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