Slow-Cooker Barbecue Chicken Sandwiches with Bahn Mi Slaw

Ingredients

• 3 pounds boneless, skinless chicken breasts
• 1 bottle Korean barbecue sauce
• sesame buns, to serve
• 1/4 cup rice wine vinegar
• 1½ tablespoons honey
• 1 teaspoon salt
• 1/2 teaspoon freshly ground black pepper
• 2 cups shredded carrots
• 2 cups shredded cucumber
• 2 cups shredded radish
• 1 cup roughly chopped cilantro
• 1 jalapeño, sliced (optional)