Clean and wash the cucumber and tomatoes and cut into wafer-thin slices. Arrange in portions on plates, carefully sprinkle with salt. Peel onion, slice into rings and spread on top. Wash the herbs and pluck off the leaves or flags. Sprinkle carpaccio with herbs and pepper.
Mix vinegar, 2 tablespoons water and sugar. Whip the oil into the mixture. Pour over the carpaccio drop by drop. Serve garnished with nasturtium blossoms as desired
Preparation time 15-20 minutes