Puree sweet potatoes (enough to yield 1 cup).
In a small bowl, mix graham cracker crumb packet with melted butter and sugar.
Press into an 8” (buttered) pie pan; set aside.
Beat together the cheesecake mix, evaporated milk, half & half, sweet potatoes, reserved syrup and pumpkin pie spice.
Transfer mixture into the prepared pin pan and refrigerate for a minimum of 2 hours.
Serve with a dollop of whipped cream and decorate with candy eggs, if desired.