Using a spatula, fold in the dry ingredients until just combined. Pour batter into prepared pan. To bake your dish perfectly, simply pop it in the middle of your oven and let it cook for 30-35 minutes. Check if it's done by inserting a toothpick into the center - you're looking for a few crumbs on the toothpick and set edges, but no wet batter. Let cool over a wire rack completely