Peel, core, and cut apples into chunks.
Place apples, cinnamon, sugar and vanilla into crockpot.
Cover crockpot, and cook on low for 4 hours, or until apples are soft.
Once apples are soft, remove from crockpot and mash with a hand masher (for a smoother texture use a hand mixer.
This applesauce will stay good stored in the fridge for 4-5 days or freeze it to be stored for months!