3 cups all-purpose flour ▢2 tsp pumpkin pie spice ▢1/2 tsp cinnamon ▢2 tsp baking powder ▢1/2 tsp baking soda ▢1/4 tsp salt ▢1/4 cup butter, melted ▢1/4 cup brown sugar ▢3 large eggs ▢1 tsp vanilla extract ▢15 oz pumpkin puree ▢1 3/4 cup buttermilk (or 1 tbsp vinegar mixed with 1 3/4 cup milk)
Preheat the waffle iron according to the manufacturer's instructions.
In a large bowl whisk together the flour, pumpkin pie spice, cinnamon, baking powder, baking soda, and salt.
In a separate large bowl whisk together the melted butter, brown sugar, vanilla extract, eggs, and pumpkin puree. Then whisk in the milk.
Gently pour the wet ingredients into the dry ingredients.
Lightly grease the waffle iron with non-stick cooking spray. Then cook the waffles according to the manufacturer's instructions.