House preparations are much more tasty, than those which are on sale in shops. In order that the prepared products were longer stored. they need to be closed correctly a cover. For this purpose it is possible to use the metal, polyethylene or twisting covers.
1. Lower covers which are rolled up by means of a special key in boiled water. Apply to bank and roll up. To bank turn upside down and leave in such situation before full cooling.
2. Lower polyethylene covers in abrupt boiled water for 2-3 minutes, then quickly put on on bank. When the cover cools down, to bank turn. If the cover correctly put on, then after full cooling in cent the small deepening has to be formed.
3. The twisting covers are screwed up on banks (banks have to be with a carving), as well as polyethylene. During opening banks the click has to sound if it is absent, that is preparation it isn't desirable.