Wash apples carefully, slice and core them. Coarse in a grinder, put in a container, add sugar (1 kg apple mince - 150 g sugar) and tie up with gauze and leave in a warm place for 2-4 days. Apple mince float to the surface and the juice is on the bottom. Strain the juice and squeeze apple mince. Add more sugar (1 l apple juice - 120 g sugar), cover the container tightly and leave for 15-20 days to ferment. When the fermentation is over, bottle cider and cork up.