Make the crust as indicated in post and then leave the oven on. In a mixing bowl, on medium speed, beat together the mashed cooked sweet potatoes, brown sugar, and butter until smooth (about two to three minutes). Add the eggs one at a time, mixing between additions. Then turn the mixer down to slow and the unprepared pudding mix, condensed milk, vanilla extract, ground cinnamon, and pumpkin pie spice. Mix on low for one minute and then increase the speed to until blended (about two minutes more).