Grease a 10-inch cast iron skillet or 2-quart baking dish.
Sauté sausage and
onion in medium skillet until sausage is browned and onion is tender; drain.
Beat eggs in large mixing bowl. Add corn meal, corn, milk and oil; blend thoroughly.
Pour half of corn meal mixture into prepared pan; sprinkle evenly with sausage mixture
and cheese. Pour remaining corn meal mixture over sausage and cheese.
Bake at 425 degrees F for 30 to 35 minutes or until deep golden brown.