01 -
Preheat oven to 350° F. Spray a 9x9-inch square baking dish with nonstick cooking spray and set aside.
02 -
In a medium bowl, combine 1 cup of self-rising flour and 1 cup of granulated sugar. Add 1 cup of milk, ½ cup melted salted butter, and 1 teaspoon vanilla extract. Stir until fully combined.
03 -
Pour the batter into the prepared baking dish. Spread batter evenly. Top the batter with 2 cups of fresh blueberries, distributing them uniformly. Sprinkle ¼ cup of granulated sugar over the blueberries.
04 -
Bake on the middle oven rack, uncovered, for 45 minutes to 1 hour, until the top is light golden brown, and a toothpick inserted in the center comes out clean. Allow the cobbler to cool slightly before serving.