Wash the pumpkin thoroughly, remove the skin and seeds, and steam it.
Mash the cooked pumpkin finely and let it cool.
In a bowl, mix flour, sugar, salt, and yeast.
Add the mashed pumpkin, milk, egg, and butter, then knead the dough.
Let the dough rise for the first fermentation.
Divide the dough into your desired size and shape into balls.
Line a baking pan with parchment paper and place the dough on it.
Let the dough rise for the second fermentation.
Bake in a preheated oven at 180°C (356°F) for 20-25 minutes.