Chop apples leaving the skin on and add to slow-cooker.
In a small bowl add coconut sugar cinnamon, ground cloves, salt, ground nutmeg, vanilla extract. and mix well.
Add mixture over the diced apples in the slow-cooker.
Mix well.
Cover with lid and let cook on low for 8-10 hours.
Let apple butter cool then puree with an immersion blender until smooth.
Once the apple butter is smooth, store in a mason jar or an airtight jar and store in the refrigerator. You can even freeze it for two months.
Or serve immediately on a roll, biscuit or a slice of toast. Or add it to a bowl of oatmeal.