Bring pickling liquid (vinegar, water, salt, sugar, dill seed, mustard seed, crushed red pepper) to a boil, and stir to make sure all sugar and salt is dissolved. Allow the liquid to cool, then strain into mason jars and fill with cherries. Allow to sit in the pickling liquid anywhere from 1 hour to 12 hours.
Bake chicken in a 350 degree oven for about 25-35 minutes, until cooked.
Combine chopped kale, lettuce, goat cheese, chicken and cherries and dress lightly with vinaigrette of your choosing.