1. Preheat oven to 425° F.
2. Combine dry ingredients.
3. Combine oil, milk, and egg.
4. Add liquid to dry ingredients, mixing only enough to dampen flour. Fold in corn.
5. Spray muffin pan with vegetable pan spray. Fill muffin wells two-thirds full with batter.
6. Bake 20 to 25 minutes.