Sofrito is heavily emphasized as the third critical component in a "sofregit" base along with tomatoes and onions. Garlic is optional, as it is not considered an integral part of the standard "sofregit" recipe. Some "sofregit" recipes do not contain tomatoes at all, but are made more complex with the addition of diced vegetables such as leeks or bell peppers. In Italian cuisine, chopped onions, carrots and celery is battuto, and then, slowly cooked in olive oil, becomes "soffritto". It is used as the base for most pasta sauces, such as arrabbiata sauce, but occasionally it can be used as the
XO sauce XO sauce XO sauce is a spicy seafood sauce from Hong Kong. It is commonly used in southern Chinese regions like Guangdong province. Developed in the 1980s in Hong Kong for Cantonese cuisine, XO sauce is made of roughly chopped dried seafoods, including dried scallops ("conpoy"), fish, and shrimp, which are cooked with chili peppers, onions, and garlic. This dried seafood-based sauce resembles the Fujianese Shacha sauce. Spring Moon, the Chinese restaurant of the Peninsula Hong Kong hotel, is often credited with the invention of XO sauce, although others claim it came from Kowloon. The name "XO sauce" comes from