For the pumpkin slices, first prepare the base. For the base, coarsely grate the seeded and peeled pumpkin.
Now in a bowl liquid butter and juice of half the lemon with the abrasion of her stir until fluffy.
Then gradually stir in powdered sugar and yolks. Fold the grated pumpkin and chopped pumpkin seeds into the mixture and spread on a tray with baking paper.
Bake in the oven at 170 °C for about 35 minutes. Then allow to cool slightly. During the baking process, prepare the pumpkin jam.
For the pumpkin jam, cut the pumpkin into small cubes and slowly boil down with preserving sugar and rum for 15 minutes.
When the pumpkin jam has cooled, spread it on the overturned cake base.
For the glaze, melt the couverture and chocolate separately and then stir together. Then coat the cake with it.
After the glaze has hardened, cut the pumpkin slices into pieces.