Spray the inside of the slow cooker with no-stick cooking spray. For the Apple Filling, toss apple slices, brown sugar, baking mix, and cinnamon in a large bowl. Place in the slow cooker.
For the Cobbler Topping, mix all ingredients except butter in a medium bowl. Cut in butter with a fork until crumbly. Sprinkle over Apple Filling. Cover.
Cook for 3 hours on HIGH.
