Boil the egg hard, quench it, peel it off and cut it finely with a kitchen helper. Peel onion and chop finely. Finely dice the cucumber. All ingredients (egg cubes, onion cubes, cucumber cubes, 150 g Greek yoghurt, 2 tablespoons cucumber water, 1 tablespoon sweet soy sauce, 2 big pinches of coarse sea salt from the mill, 2 big pinches of colorful pepper from the mill and ½ teaspoon of instant chicken broth / age- Put native ½ teaspoon glutamate) in a bowl and mix well.