Among all the methods of marinating meat, the kefir kebab recipe is the most popular. It is simple and inexpensive to prepare. You will definitely need fresh pork. The piece should be moderately dense and not too greasy, have a natural color and not stick to your hands. You can take any part of the carcass, even tough ones - kefir will soften the meat. In combination with different meats, the fat content of kefir is important. For pork, it is better to take kefir with 1% fat content. Also, onions are used in the recipe to make the pork kebab juicy.