Apple and Vanilla Massachusetts Apple Butter Spread

Method

1. In a large pot, combine apple cider, apples, and sugar.
2. Simmer on low heat, stirring occasionally, for 2-3 hours.
3. Add spices and salt, then continue simmering until thickened.
4. Stir in butter until fully incorporated.
5. Stir in vanilla extract with the butter during preparation.
6. Pour into jars and let cool.