Buckwheat crêpes

Ingredients :

500 g of flour,
1 soup spoon of coarse salt,
1 egg,
1 litre of water,
½ litre of milk

Pour the flour into a dish, forming a fountain; add salt and eggs to the centre; pour the water and milk into this little by little until you obtain a smooth and consistent paste. It is possible to make crepes immediately then let the remaining mixture rest for an hour before using again