1kg floury potatoes, boiled and mashed
250 g butter
6 T sugar
Preheat oven to 200C
Mix cinnamon and sugar together and set aside.
Add salt, flour and 100g butter and eggs to cooled mashed potatoes.
Knead potato flour well.
On floured surface, roll dough out thinly.
Place it on a greased baking sheet and lift one edge to form a crust.
Spread 75g of butter flakes on the dough.
Bake in oven at 200C for 20 minutes.
Take out of oven and brush with the rest of the melted butter (25g) and sprinkle with cinnamon sugar