Brown-Sugar Berry Shortcakes | America's Test Kitchen

Ingredients

• 6 cups mixed berries (see How To Prepare Berries below)
• 4౼6 tablespoons packed (1¾౼2⅔ ounces/50-75 grams) light brown sugar
• 2 cups (10 ounces/283 grams) all-purpose flour
• 3 tablespoons packed light brown sugar
• 1 tablespoon baking powder
• 1/2 teaspoon table salt
• 8 tablespoons unsalted butter (1 stick), cut into 1/2-inch pieces and chilled, plus 2 tablespoons unsalted butter, melted (for brushing on shortcakes)
• 1 large egg
• 1/2 cup sour cream
• 2 tablespoons granulated sugar
• 1 cup heavy cream
• 1/4 cup sour cream
• 1/4 cup packed (1¾ ounces/50 grams) light brown sugar
• fresh strawberries —Hulled, halved, and sliced
• fresh raspberries —Whole
• fresh blackberries —Halved
• fresh blueberries —Whole
• currants —Whole