Buttermilk-Blueberry Breakfast Cake

479 ratings · 50min · Vegetarian · 12 servings

Buttermilk-Blueberry Breakfast Cake. Serves 6-8 ½ cup unsalted butter, room temperature 2 tsp. lemon zest or more — zest from 1 large lemon 3/4 cup + 2 tablespoons + 1 tablespoon sugar 1 egg, room temperature 1 tsp. vanilla 2 cups flour (set aside 1/4 cup of this to toss with the blueberries) 2 tsp. baking powder 1 tsp. kosher salt 2 cups fresh blueberries ½ cup buttermilk