Mix first 5 ingredients together, set aside. On skewers, assemble selection of garlic cloves, pearl onions, green and red peppers, broccoli stalks and tops, chunks of tofu, and firm cherry tomatoes. Place K-Bobs in marinade and turn until evenly coated. Place on grill, and keep brushing with marinade as you turn them. Grill until crisp-browned. Brush with remaining marinade, as you remove skewers to serve.