Grilled Farmers' Market Sandwiches

Directions

1. 1
   Preheat grill to medium-high.
2. 2
   Brush 1 tablespoon olive oil evenly over both sides of eggplant, onion, and zucchini.
3. 3
   Sprinkle with rosemary, pepper, and salt.
4. 4
   Combine 1 tablespoon oil and vinegar in a bowl.
5. 5
   Brush vinegar mixture over cut sides of bread.
6. 6
   Place onion on grill rack coated with cooking spray, and grill for 6 minutes on each side or until tender.
7. 7
   Remove from grill, and separate into rings. Grill eggplant and zucchini 4 minutes on each side or until tender.
8. 8
   Cut zucchini pieces in half crosswise.
9. 9
   Place bread, cut sides down, on grill rack; grill 2 minutes.
10. 10
    Remove from grill.
11. 11
    Place 1 piece of cheese on bottom halves bread portions; top each serving with 1 eggplant slice, 1 tomato slice, 1 basil leaf, 2 pieces zucchini, one-fourth of onion rings, 1 eggplant slice, 1 tomato slice, 1 basil leaf, 1 piece of cheese, and top half of bread.
12. 12
    Place sandwiches on grill rack; grill 2 minutes, covered, or until cheese melts.