sweet onions known as `calçots` in a barbecue

agriculture barbecue barbecued bbq bulb bunch calcotada calcots calsotada calsots calçot calçotada calçots catalan catalonia catalunya closeup cooking cuisine culinary delicious fire flame food gastronomy gourmet grill grilled healthy known lunch meal mediterranean natural nature onion onions roasted romesco rural spanish speciality sweet tradition traditional traditions typical vegan vegetable vegetarian