Fish urchins with sauce is a tender dish with melt-in-your-mouth fillet and juicy gravy made from tomato paste. It turns out tasty, satisfying and very healthy. Fish is rich in high-quality protein and iodine, as well as various vitamins and minerals necessary for a person to actively carry out vital processes. By the way, it has been proven that fish reduces the risk of heart attacks and strokes, and also improves sleep quality and helps cure depression.