- 3 cups all purpose flour
- 1 tablespoon baking powder
- 1 teaspoon salt
- 1 2/3 cups sugar
- 3/4 cup (1 1/2 sticks) unsalted butter, room temperature
- 3 large eggs
- 1 tablespoon grated orange peel
- 2 teaspoons vanilla extract
- 3/4 cup buttermilk
- 2 cups frozen blueberries
- Powdered sugar
- Preheat oven to 350°F. Butter and flour 10-inch-diameter Bundt pan. Whisk flour, baking powder, and salt in medium bowl. Using electric mixer, beat 1 2/3 cups sugar and butter in large bowl until light and fluffy. Beat in eggs, 1 at a time. Beat in orange peel and vanilla. Beat in dry ingredients in 3 additions alternately with buttermilk in 2 additions. Fold in blueberries. Pour batter into prepared pan. Bake until tester inserted near center of cake comes out clean, about 1 hour.
- Cool cake in pan on rack 10 minutes. Turn cake out onto rack and cool completely. (Can be made 1 day ahead. Wrap in plastic and store at room temperature.) Transfer cake to plate, sift powdered sugar over, and serve.