Barbecued Chicken Hoagies with Zesty Mustard-Broccoli Slaw | Poultry Recipes | Weber Grills

Ingredients

• 1 tablespoon extra-virgin olive oil
• ½ cup/60 grams finely chopped yellow onion
• 2 garlic cloves, minced
• 1 cup/240 milliliters ketchup
• 2 tablespoons cider vinegar
• 2 tablespoons packed light brown sugar
• 1 tablespoon molasses
• 1 tablespoon Worcestershire sauce
• 1 tablespoon spicy brown mustard
• ¼ teaspoon ground cayenne pepper
• Kosher salt
• Freshly ground black pepper
• Extra-virgin olive oil
• 3 tablespoons mayonnaise
• 2 tablespoons whole-grain Dijon mustard
• 1 tablespoon cider vinegar
• 2 teaspoons granulated sugar
• 12 ounces/340 grams broccoli slaw, or other prepared coleslaw blend
• ¼ cup/6 grams loosely packed, thinly sliced basil leaves
• 4 boneless, skinless chicken breast halves, each about 6 ounces
• 4 sourdough hoagie buns or other soft buns, split