Mix the dumpling dough with the eggs. Chop the onion and garlic and add to the mixture, fold in 80 g of grated cheese and knead well, season the mixture as desired.
Spread the mixture on a baking sheet lined with baking paper. Scatter the bacon on top and top with the rest of the cheese. Bake everything in the oven at 180 ° C for about 25 minutes.
Meanwhile, season the crème fraîche with salt and pepper and Tabasco.
Take the tray out of the oven and let it cool for about 5 minutes, then spread the crème fraîche on one side and roll up the base.
The roll can be eaten warm and cold.
You can also take 750 g normal potatoes, boil and mash them.