Mexican Cornbread (Best I Ever Had!)

Mexican Cornbread (Best I Ever Had!)
-1 cup self-rising yellow cornmeal
-1/2 cup oil
-1 cup milk *
-3 eggs
-1 cup shredded cheddar
-1 cup chopped onion
-1/2 tsp ground red pepper
Must express something to keep getting my recipes….
Thank you.