Line cooks are responsible primarily for cooking the food along with the sous chefs, who are the head chef's second in command.. Chefs and cooks work in a potentially dangerous environment and spend most of their time covered from head to toe in whatever food they happen to be cooking.According to the BLS (Bureau of Labor Statistics), chefs and head cooks make an average of $34,000 a year. But depending on where you work and how much experience you have, you could make up to $60,000 a year