10.5 oz (300 g) flour
21 fl oz (600 ml) milk
4 medium-size potato, just boiled
5.3 oz (150 g) ground cheese
8.8 oz (250 g) sour cream
Vegetable oil for frying
Make a potato puree with the potatoes and 3.5 oz (100 ml) hot milk.
Add the flour, eggs, and leftover of milk, and make a dough.
Fry not very thin blinis with the vegetable oil.
Pre-heat an oven to 400 F (200 C).
Put the blinis into a same-size-as-blinis baking dish, and sprinkle every one with the ground cheese and sour cream.
Sprinkle a top with cheese and sour cream leftovers, and bake until cheese melts.
Slice, and serve immediately.