preheat oven to 330F
in a large mixing bowl, mix together 1/3 cup softened butter + 3/4 cup granulated sugar + 1/2 can of pumpkin purée (about 1 cup)
whisk in 1 egg
add in 1 cup all purpose flour + 1/2 tsp baking powder + 1/2 tsp baking soda + 1 tsp pumpkin pie spice
pour into a lined bread pan
bake for 60-65 min or until toothpick comes out clean