A simple but delicious cake recipe:
Remove the peel from the potatoes, make.
Boil the milk with the cinnamon. Remove the cinnamon stick and pour the milk over the toast.
Cut the onions into small pieces and steam them in butter and lard until translucent.
Strain the potatoes, add the onions, the soaked bread, the Sbrinz and the beaten eggs to the potatoes and season. Butter a gratin dish, spread the mixture evenly on it and bake in the oven at 180 to 200 °C for about 90 minutes until golden brown.