Preheat oven to 350°F.
Brown pork cubes in cooking fat over medium heat for about 5 minutes.
5 lbs pork shoulder, 2 tablespoon cooking fat
Set pork cubes aside. Add cooking fat to the pot, then cook shallots and sour pickles for 2 minutes, scraping the bottom.
1 cup shallots, 1 cup sour pickles
Add white wine vinegar and reduce. Add white wine and reduce by half.
1 cup white wine vinegar, 1 cup white wine
Add chicken stock, thyme, and browned pork cubes. Bring to a boil.
4 cups chicken stock, 1 bunch fresh thyme
Cover and place pot in the preheated oven for 20 minutes or until pork is tender.
Set meat and vegetables aside. Return pot to high heat. Boil liquid until desired thickness.
Add pork and pickles back to the pot. Season with salt and pepper to taste