The Cuban Reuben

Ingredients

• Pork
• 2 pounds pork butt, cut into fist-size chunks
• 1 cup Dijon mustard
• ½ cup minced garlic
• 1 cup manteca (lard)
• 2 cups fresh orange juice
• Red Cabbage Kraut
• 2 cups red-wine vinegar
• ½ cup honey
• ¼ cup kosher salt
• 1 head red cabbage, cored and shredded
• Orange Sauce
• ½ cup mayonnaise
• ½ cup Dijon mustard
• Grated zest of 1 orange
• Sandwiches
• 8 slices rye bread
• 12 ounces Gruyère cheese, cut into 8 equal slices or grated
• 2 dill pickles, thinly sliced lengthwise (12 to 16 slices)
• 4 tablespoons unsalted butter, for finishing