Chocolate Sea Salt Cookie & Dulce De Leche Ice Cream Sandwiches Author: Martha Stewart Serves: 4 Large Ice Cream Sandwiches Ingredients 1/2 stick unsalted butter 4 ounces 70% chocolate, chopped 1/2 cup all-purpose flour 1/4 cup dutch process cocoa powder 1/4 teaspoon baking soda 1/4 teaspoon kosher salt 3/4 cup granulated sugar 1 large egg