¾ cup (150 grams) plus 1 tablespoon (12 grams) granulated sugar, divided
⅓ cup (50 grams) yellow cornmeal
1 ½ teaspoons (4.5 grams) kosher salt
1 teaspoon (5 grams) baking powder
½ teaspoon (2.5 grams) baking soda
½ teaspoon lemon zest
9 tablespoons (126 grams) unsalted butter, melted and divided
1 cup sour cream
2 large eggs
1 teaspoon vanilla extract
2 cups fresh blueberries, divided
Garnish: confectioners’ sugar
Instructions
Preheat oven to 350°F. Place a 10-inch cast-iron skillet in oven to preheat.
In a large bowl, stir together flour, 3⁄4 cup (150 grams) granulated sugar, cornmeal, salt, baking powder, baking soda, and zest. In a medium bowl, stir together 8 tablespoons (112 grams) melted butter, sour cream, eggs, and vanilla. Make a well in center of flour mixture. Add butter mixture, stirring to combine.
Carefully remove hot skillet from oven. Add remaining 1 tablespoon (14 grams) melted butter, swirling to coat. Add half of batter to pan, spreading in an even layer. Sprinkle 1 cup blueberries over batter. Drop spoonfuls of remaining batter over blueberries. Sprinkle with remaining 1 cup blueberries and remaining 1 tablespoon (12 grams) granulated sugar.
Bake until a wooden pick inserted in center comes out clean, about 35 minutes. Let cool on a wire rack for 30 minutes. Garnish with confectioners’ sugar, if desired.
Recipe by Bake from Scratch at https://staging.bakefromscratch.com/blueberry-cornmeal-skillet-cake/