Have all ingredients at room temperature, about 70°F. Preheat the oven to 425°F. Grease an 8-inch square pan, a 9- or 10-inch ovenproof skillet (such as cast iron), 2 muffin tins, or 3 corn stick pans (or bake the corn sticks in batches) with butter, oil, or bacon fat. Place in the oven until sizzling hot.
Whisk together in a large bowl:
Add:
Combine with a few rapid strokes. Scrape the batter into the hot pan(s). Bake until nicely browned, about 12 minutes for corn sticks, 15 to 18 minutes for corn bread or muffins. Serve immediately.