Combine apples and lemon juice in a 4-quart slow cooker; toss well to coat. Add brown sugar and next 5 ingredients, combining well.
Cover and cook on LOW 3 hours.
Stir together water and cornstarch in a small bowl; stir into apples.
Cover and cook on LOW 3 more hours or until apples are tender.
Prep: 16 minutes, Cook: 6 hours
Slow-Cooker Size: 4-quart