1If using charcoal grill, place drip pan directly under grilling area, and arrange coals around edge of firebox. Heat gas or charcoal grill for indirect heat. Coarsely chop grilled peppers. Top focaccia with peppers, cheese and basil.
2Place focaccia over drip pan or over unheated side of gas grill. Cover grill; cook using high heat 10 to 15 minutes or until heated and cheese is melted. Cut into wedges to serve.