4 pumpkin spice bundt buttermilk Recipes

unsalted butter, softened , plus additional for greasing bundt pan, all-purpose flour plus additional for dusting pan, baking powder, baking soda, cinnamon, ground allspice, salt, canned solid-pack pumpkin (from a 15-oz can; not pie filling), well-shaken buttermilk, vanilla, granulated sugar, eggs, well-shaken buttermilk, confectioners sugar

butter (3/4 cup), flour, baking powder, baking soda, cinnamon, ground allspice, salt, canned solid-pack pumpkin (not pie filling), buttermilk , well-shaken, vanilla, sugar or 1 1/4 cups splenda substitute, for baking, eggs, buttermilk , plus additional, buttermilk , well-shaken, powdered sugar

all-purpose white flour, whole wheat pastry flour, granulated sugar, unsweetened cocoa powder (not dutch-process), baking powder, baking soda, pumpkin pie spice, salt, fat-free buttermilk, pumpkin puree, unsweetened, dark brown sugar , packed, egg, at room temperature, egg white, at room temperature, canola oil, light corn syrup, vanilla extract, sugar , packed, fat-free buttermilk, chocolate chips (may substitute 2 tbsp chopped toasted nuts)