Step 1) Spray interior of 6-quart slow cooker with cooking spray or brush with a light coating of oil.
Step 2) Place 1 cup of corn, milk and oil in a food process or blender; process until smooth. Combine sugar, tamale flour, corn meal, baking powder and salt in a large mixing bowl and stir to combine.
Step 3) Add pureed corn mixture, stirring to form a smooth batter. Stir in remaining corn kernels; pour batter in slow cooker.
Step 4) Cook on LOW for 2 to 3 hours or until pudding is firm and springs back when touched in the center. Serve as a delicious meal accompaniment or a tasty snack.