Peel, wash and slice the potatoes. Peel and finely chop the onion. Heat 1 tablespoon of oil in a large pot. Fry the onion in it. Add 3/8 l water, vinegar and stock, bring to the boil. Cook the potatoes for 10-12 minutes.
Drain the corn. Wash the cucumber, halve it lengthwise and cut into thin slices.
Wash the thyme, dab dry and remove the leaves. Wash lemon hot, dry and cut into thin slices. Dab the cutlets dry and cut them into 3 pieces. Heat 2 tablespoons of oil in a large frying pan.
Fry the escalopes for 1-2 minutes on each side in portions. Season with salt, pepper and thyme. Fry the lemon slices briefly. Keep the finished cutlets warm.
Drain the potatoes and collect the broth. Measure 150 ml, season with salt, pepper and sugar. Fold in 2 tbsp. oil. Mix with corn, cucumber and potatoes. Arrange lukewarm potato salad with the cutlets.
Sprinkle with pink berries.