On a grill over a hot fire place you onion, garlic head and the pepper to char the outside slightly, rotating often about 15 minutes. Remove the garlic, onion and pepper from the fire and let cool sightly before chopping up. Set aside.
Cut out the pizza dough to fit your skillet or whatever pan you have. Drizzle olive oil around the crust and then sprinkle with sesame seeds. Top with pizza sauce, roasted vegetables and pulled apart cheese. Cover with foil and bake over coals for 15-20.