Lemon Blueberry Scones

Name: Lemon Blueberry Scones
Ingredients: 2 1/3 cup ( 300 g) unbleached all-purpose flour; 1/4 cup ( 56 g) granulated sugar; 2 teaspoons baking powder; 1/2 teaspoon baking soda; 1/4 teaspoon kosher salt; 8 tablespoons (1 stick, 4 ounces) unsalted butter , cut into 1/2-inch cubes; 3/4 cup ( 170 g) whole milk Greek yogurt; 1 large egg; 1 ( 6 ounce) container fresh blueberries , picked over for stems, rinsed, and dried; 1 tablespoon lemon zest , from 1 medium lemon; 2 tablespoons lemon juice , from 1 medium lemon; 1 cup ( 120 g) powdered sugar