Don’t peel, but wash, core, and quarter apples.
Put in crockpot. Stir in cider.
Cover and cook on low for 10–18 hours (or high for 2–4 hours).
Put soft fruit in food mill to remove skins.
Place back into crockpot. Taste the apple mixture. If the mixture needs sweetness add sugar. Add additional seasonings to your likings.
Cook on high with lid ajar. You'll want to cook down the apples until they reach the consistency you like.
Pack hot apple butter into hot jars, leaving ¼ inch headspace.
Process 15 minutes in boiling water canner. Add 10 minutes to processing time at 5000 feet elevation.
