1/2 pound ground beef ▢1 large onion, chopped ▢3 tablespoons vegetable oil ▢1 cup self-rising cornmeal ▢1 cup buttermilk ▢1 (14.75-ounce) can cream style corn ▢2 eggs well beaten ▢1 (4-ounce) can sliced jalapeños, drained (optional) ▢1 cup shredded cheddar cheese.