04Whisk brown sugar, eggs, sea salt, cinnamon, ginger, and cloves in medium bowl. Add pumpkin and cream and whisk until well blended and smooth.
05Pour filling into crust. Bake pie until filling is firm, covering crust with foil collar if browning too quickly, about 30 minutes.
06Sprinkle topping evenly over top of pie. Reduce oven temperature to 325°F; continue to bake pie until filling is set and slightly puffed in center, about 15 minutes longer. Transfer pie to rack and cool completely. DO AHEAD: Can be made 1 day ahead. Tent with foil and chill. Let stand at room temperature 1 hour before serving.