– 2 cups (250 grams) all-purpose flour spooned & leveled – 1/3 cup (65 grams) granulated sugar – 1 tablespoon baking powder – 1/2 teaspoon salt – 6 tablespoons (85 grams) cold unsalted butter cubed into piece – 1/2 cup (120 ml) heavy whipping cream plus more for brushing the top – 1 large egg – 1 teaspoon pure vanilla extract