The next day, remove the stalks from fresh cherries, wash and stone them (drain the glass cherries). Bring to the boil with nectar, 2 tablespoons sugar, vanilla sugar and cinnamon. Simmer for 8-10 minutes. Mix starch and 1 tablespoon of water.
Herbs wash, dry shake and leaves, up to some chervil to garnish, from the stems pluck.
Melt butter and toss herbs in it. Spread on the pork loin about 15 minutes before the end of the frying time. Let the pork loin rest for about 10 minutes and cut it into thin slices or slice it cold. Garnish with the rest of the chervil. If necessary, add some stock to the pork loin