3 herbed penne grilled vegetables Recipes

olive oil, divided, simple grilled vegetables , cut into 3/4-inch pieces, kosher salt, divided, freshly ground black pepper, divided, crushed red pepper, hot cooked penne (about 8 oz uncooked tube-shaped pasta), coarsely chopped fresh flat-leaf parsley, coarsely chopped fresh basil, shaved parmigiano-reggiano cheese

feta cheese cubes in oil with herbs and spices, bell peppers (1 yellow , 1 orange, and 1 red), seeded, cut into 3/4-inch-thick strips, red onion , halved through root end, cut into 3/4-inch-thick wedges with some root left intact, tomatoes, chopped fresh oregano, divided, castellane (long oval shells ) or penne pasta