Pumpkin Cheesecake Brownies

Originally posted on Chocolate Castles:
Pumpkin Layer: 1/2 cup butter 1 cup brown sugar 1 egg 1 1/2 teas vanilla 1 cup flour 1 tsp baking powder 1 teas cinnamon 1/2 teas pumpkin pie spice 1/4 teas salt 3/4 cup pumpkin 1/2 cup nuts (optional) Mix all ingredients and spoon into a 8×8 buttered pan.…