Ale-Braised Short Rib Sandwich with Horseradish & Pickled Vegetables

Ingredients

• 2 cups white wine vinegar
• 1 cup water
• ¼ cup sugar
• 1 teaspoon fennel seeds
• 1 tablespoon coriander seeds
• 1 teaspoon black peppercorns
• 3 whole star anise
• 1 teaspoon kosher salt
• 1 cup fennel bulb, cored and sliced into thin slivers
• 1 cup carrot, peeled and cut into matchsticks
• 1 cup daikon radish peeled cut into matchsticks
• 1 tablespoon canola oil
• 6 3‑inch short ribs
• ½ carrot, roughly chopped
• ½ onion, roughly chopped
• 2 cloves garlic, roughly chopped
• 2 cups brown ale
• 2 sprigs rosemary
• 1 teaspoon sea salt
• ½ teaspoon freshly crushed black pepper
• 3 tablespoons prepared horseradish
• 1 baguette
• 4 pieces cheddar cheese thickly sliced, as needed