Strawberry Lemonade Cookies Lemon Cookies -½ cup unsalted butter, softened -1 cup granulated sugar -¼ cup lemon juice -½ teaspoon vanilla extract -1 large egg -1 ¾ cup all-purpose flour -1 tablespoon cornstarch -½ teaspoon baking soda -¼ teaspoon salt -1 tablespoon lemon zest Strawberry Cream Cheese Icing -5 ounces fresh strawberries, finely chopped -1 tablespoon lemon juice -8 ounces cream cheese, softened -3 cups powdered sugar