Remove the skin from the cucumbers, cut them in half lengthwise and scrape out the seeds with a spoon. Cut the cucumbers into 3 mm narrow strips. Place a dishcloth in a colander, place the colander in a suitable bowl. Form the cucumbers in the cloth, season with salt, soak in water for 20 minutes, squeeze well in the dish. 2. melt the sugar in a hot frying pan, add the butter. Stir the dry cucumbers into the caramel and glaze with it. Season the cucumbers with pepper and a little salt. Pour in the vinegar. Steam the cucumbers with the lid closed at low temperature for 5 minutes.
In the meantime, pluck the dill stalks and chop them. Stir the mustard into the cucumbers. Remove the cucumbers from the stove. Fold in the crème fraîche. Sprinkle in the chopped dill.
Serve with the stuffed meatballs.