Combine water and salt. Add apples. Drain well but do not rinse slices.
Put through food chopper, using finest blade. Measure pulp and juice (there should be 2 qts.).
Combine with cider. Place in large enamel pan. Center pan in moderate oven (350°). Let mixture simmer about 3 to 3½ hours until cooked down about half and is thick and mushy. Stir thorough