- 4 1/3 cups Swans Down®️ Cake Flour
- 2 tablespoons granulated sugar
- 1 tablespoon baking powder
- 1 1/2 teaspoons garlic powder
- 1 teaspoon salt
- 1/2 teaspoon baking soda
- 1 1/4 cups cold unsalted butter, cubed
- 1 1/2 cups shredded extra-sharp Cheddar cheese
- 1 cup finely chopped green onion
- 1 cup cold whole buttermilk
- 1 large egg white, lightly beaten