Fish fillets are boneless pieces of fish that have been cut from the body of the fish. They are typically prepared by removing the skin and bones, making them easy to cook and eat. Common types of fish used for fillets include salmon, cod, and tilapia. Fillets can be cooked in various ways, such as grilling, baking, or frying. They are often seasoned with herbs and spices to enhance their flavor. Fish fillets are a popular choice for meals due to their versatility and nutritional benefits, including being a good source of protein and omega-3 fatty acids.