4
metal, bamboo or wooden
skewers 1 lb fresh tuna fillet (1 inch thick)-- cut into 16 even - sized cubes 1 small zucchini — cut into diagonal slices Onion slices — cut into 16 even - sized squares 2 bell peppers — cut into 16 even - sized squares 2 tablespoons extra virgin olive oil 1 tablespoon lemon juice (plus lemon wedges for serving) 2 tablespoons finely chopped fresh
flat - leaf parsley 1 tablespoon chopped fresh oregano 2 cloves garlic — grated 1/2 teaspoon sea salt 1/2 teaspoon fresh ground black pepper