Melt butter in a 13- x 9-inch pan in a 425°oven for 5 minutes.
Stir together white cornmeal mix and next 4 ingredients in a large bowl.
Tilt pan to coat with butter, and pour butter into cornmeal mixture, stirring well. Pour cornmeal mixture into hot pan.
Bake at 425° for 30 minutes or until golden brown.