Custard on yolks

Very tasty cream on yolks.

Ingredients:
Milk - 500 ml.
Egg yolks - 4 pieces.
Flour - 30 гр.
Sugar - 120 гр.
Starch - 30 гр.
Vanillin to taste.
Butter - 40 гр.

Preparation:
To heat milk to a hot state, meanwhile to connect yolks to sugar and vanillin, to shake up the mixer to a magnificent light state. Then добавть and again it is good to shake up flour and starch to a uniform state.
To pour in hot milk in yolk mix a thin stream well kneading. To pour weight back in a stewpan and to bring to boiling, to remove from fire and to cool, then to put cream in the refrigerator. Cream is ready.