Step 1

Preheat oven to 350°. Spray a bundt pan with baking spray or butter and flour. Set aside.

Step 2

Whisk the flour, baking powder, baking soda, cinnamon, allspice, nutmeg, ginger, cloves, and salt in a bowl. Set aside.

Step 3

Mix pumpkin, buttermilk, and vanilla in large measuring cup and set aside.

Step 4

In the bowl of a stand mixer or use a hand mixer, cream the butter and sugars until fluffy (about 3 minutes).

Step 5

Add eggs and beat until incorporated.

Step 6

Reduce speed to low and add the flour mixture to the pumpkin mixture, alternating (beginning and ending with flour mixture).

Step 7

Pour batter into the prepared bundt pan. Bake for about 40-45 minutes or until a toothpick inserted in the center comes out clean (crumbs on the toothpick are okay but wet batter is not). Cool about 10 minutes in the pan. Remove from pan to a cooling rack and allow to cool completely

Step 8

Sprinkle with confectioners' sugar if desired.