1, ketchup is without seasoning and does not affect the seasoning of cooking. Tomato paste is a concentrated paste product of fresh tomatoes, which has a very strong natural flavor of tomatoes. Tomato paste is made by frying tomato paste, sugar and salt in salad oil. Different flavors of ketchup will be mixed with various seasonings and pigments, containing additives and high in calories.

2. Ketchup is a sauce-like concentrate of fresh tomatoes, which is a distinctive condiment and is not directly imported. Tomato paste is reddish brown, creamy, delicate in constitution, sweet and sour in taste and slightly spicy. Mainly used in western food, such as fried pork chops and some ketchup cold dishes, or tomato oxtail soup, tomato shrimp and so on.