Grease an 8" round cake pan and insert a parchment circle into the bottom. Preheat oven to 350* F.
In a medium bowl, combine flour, baking powder, salt and pumpkin pie spice. Whisk to combine and set aside.
1 ½ Cups All-Purpose Flour, 2 teaspoon Baking Powder, ¼ teaspoon Kosher Salt, 3 ¼ teaspoon Pumpkin Pie Spice
In a large bowl, combine melted butter, maple syrup, sweet potato, non-dairy milk and vanilla. Whisk well to combine.
8 tablespoon Vegan Butter, melted, ¾ Cup Maple Syrup, ½ Cup Mashed Baked Sweet Potato, ½ Cup Non-Dairy Milk, 1 teaspoon Vanilla Extract
Add the dry ingredients to the wet ingredients and whisk to form the batter.
Pour the batter into the prepared cake pan and spread with a spatula to even it out. Bake in a 350 *F oven for 35-38 minutes or until a toothpick inserted into the center of the cake comes out clean.
Allow to cool completely before frosting.