FOR THE CAKE:
2 ¼ cups all-purpose flour
2 teaspoons baking powder
1 teaspoon baking soda
1 teaspoon cinnamon
¾ teaspoon ground allspice
½ teaspoon salt
1 ¼ cups pumpkin puree
¾ cup buttermilk, room temperature
1 teaspoon vanilla extract
¾ cup unsalted butter, softened at room temperature
1 ¼ cups granulated sugar
3 large eggs, room temperature

FOR THE GLAZE:
3 ounces cream cheese, room temperature
1 tablespoon bourbon (or more to taste)
1 ½ cups confectioner’s sugar