Sauce is a liquid substance and sometimes it is solid or semi-solid, it is used in cooking and served on some foods such as salads and it is also used in preparing many foods. The ingredients that make up sauces vary, and they can be served alongside or added to food before serving. Ketchup is a staple in kitchens around the world.

Some types of sauces

soy sauce
Tabasco sauce
Pasta sauce
Bechamel