Looking for a Halloween dessert? This tender, moist chocolate cake uses pureed pumpkin to replace much of the fat and is delicately seasoned with classic fall flavors. Glazed Chocolate-Pumpkin Bundt Cake Active Time: 30 minutes Total Time: 3 1/2 hours (including cooling time) Serves 16 For the Cake 1 cup all-purpose flour 3/4 cup whole-wheat pastry flour 1 cup granulated sugar 3/4 cup unsweetened cocoa powder (not Dutch-process) 1 1/2 teaspoons baking powder 1 1/2 teaspoons baking soda 1 teaspoon pumpkin pie spice 1/4 teaspoon salt 1 cup nonfat buttermilk 1 (15-ounce) can unsweetened pumpkin puree 3/4 cup dark brown sugar, packed 1 large egg, at room temperature 1 large egg white, at room temperature 1/4 cup canola oil 1/4 cup light corn syrup 1 tablespoon vanilla extract For the Glaze and Garnish 1/2 cup packed confectioners’ sugar 1 tablespoon nonfat buttermilk 2 tablespoons mini chocolate chips or toasted chopped …