Pulled Pork Croquettes

Name: Pulled Pork Croquettes
Ingredients: 2.2 pounds (1 kilogram) pork collar, or pork shoulder; 2/3 cup (150 milliliters) ketchup; 2/5 cup (100 milliliters) white wine vinegar; 2/5 cup (100 milliliters) chicken stock; 4 tablespoons pure cane demerara sugar; 1 tablespoon smooth mild mustard; 1 tablespoon Worcestershire sauce; 1 teaspoon dried chili powder; 1 teaspoon chopped fresh thyme; 1 white onion, sliced into rings; 1 cup (220 grams) fatty bacon lardons; 1/5 cup (25 grams) finely chopped shallots; 2 cloves garlic, crushed; 2 cups (250 grams) all-purpose flour; 1 1/4 tbsp. cornstarch, or maizena; 5 1/2 cups (1.3 liters) chicken stock; 0.88 ounce (25 grams) leaf gelatin; 1 1/2 tablespoons salt; 2 teaspoons freshly ground black pepper; 6 cups (900 grams) pulled pork; 1/5 cup (50 milliliters) pulled pork cooking sauce; For the Breadcrumbs:; 1 loaf sliced white bread; 1 egg, beaten; 1/2 cup all-purpose flour; Lemon wedges and grainy Dutch mustard, for garnish