Lubricate the pumpkin with vegetable oil, wrap in foil and bake for 15 minutes at a temperature of 200 C.
Knead the dough from flour, water, remaining oil and 3 g of salt. Wrap the dough in cling film and refrigerate for 2 hours.
Divide the dough into balls of 25 g. Put the chopped baked pumpkin, season with salt and sugar. Shape the dumplings, put them on a tray dusted with flour or lined with cling film, tighten with cling film and place in the freezer to freeze the dough.
Boil dumplings for 2-3 minutes in salted water with the addition of vegetable oil. Garnish with sliced pumpkin and soy sour cream when serving.