Liver wash, peel from the backing and cut in small pieces.
Pour pork liver milk and leave for 30 minutes. The milk is then dump.
Onion cut a quarter of the rings. Garlic pass through the frog.
In hot vegetable oil fry onions until translucent. Add the liver and fry for 5 minutes. Salt and sprinkle with spices.
Put the mustard, flour, sour cream and water and mix it well. Pour the sauce into the pan and carcasses under the cover 5 minutes. At the end add the garlic.