Baking is a method of cooking food by exposing it to dry heat, typically in an oven, while the other options involve the use of liquid or fat.

Liaison is the process of thickening a sauce or soup using a mixture of egg yolks and cream or milk.

Serrated knives are typically used for cutting bread or tomatoes, while the other options are more versatile and commonly used in professional kitchens.

Peeling is the process of removing the skin from a tomato, while the other options are used for different purposes.

Cream of tartar is a stabilizer and thickening agent, while the other options are leavening agents that help baked goods rise.

Sautéing is the process of cooking food in a small amount of fat over low heat, while the other options involve higher temperatures and different cooking methods.

Couscous is a North African dish made from semolina, while the other options are types of pasta.

Poaching is the process of cooking food in a liquid that is simmering but not boiling, while the other options involve different cooking methods.

Yogurt is a fermented dairy product, while the other options are types of cheese.

Roasting is the process of cooking food in a hot oven until it is browned and crispy, while the other options involve different cooking methods.

Cumin is a spice, while the other options are herbs.

Braising is the process of cooking food in a covered pot with a small amount of liquid, while the other options involve different cooking methods.

Ketchup is a condiment, while the other options are types of sauces.

Boiling is the process of cooking food in a large amount of boiling liquid, while the other options involve different cooking methods.

Butter is a dairy product, while the other options are types of cooking oils.