Bring the water, butter and salt to a boil. Take the pot off the hob. Add the sifted flour and stir into a dumpling with a wooden spoon. Burn this on the stove until a white coating forms on the bottom of the pot.
Put the dumpling in another container. Immediately stir in eggs, one at a time, until smooth.
Stir in the boiled, sifted potatoes.
Cut off with a teaspoon, fry in hot fat at 180 ° C in the deep fryer.