Preheat oven to 375.

Combine 1st 3 ingredients in a large bowl, stirring with a whisk until smooth. Stir in onion, bell pepper, wole kernel corn and cream style corn; mix well. Add muffin mix and black pepper, stirring until well combined. Pour into an 11 x 7" baking dish coated with cooking spray.

Bake at 375 for 50 minutes or until a wooden pick inserted in center comes out clean.