What is spaghetti sauce?

Pasta sauce is divided into red sauce, green sauce, white sauce and black sauce. Red sauce is a kind of tomato-based sauce, which is the most common and the basis of many flavors. Green sauce is a sauce made of basil, pine nuts and olive oil. , the taste is particularly rich. Serve with pasta and French sticks. White sauce is a kind of sauce based on salt-free cream, which is mainly used for baking noodles, lasagna and seafood pasta. Black sauce is a sauce made of cuttlefish juice, which is mainly used for seafood pasta such as cuttlefish.