BBQ-spiced burgers on grilled ciabatta rolls are served topped with caramelized BBQed onions, crumbled blue cheese and a rich, lush chutney made with Blueberry Pie Filling for a perfect pairing of spicy, sweet and savory.
1/4 cup vegetable oil, divided
1 cup minced sweet onion
2 Tbsp. minced garlic
1/2 cup cider vinegar
1/2 cup water
1 Tbsp. yellow mustard seed
2 cups Lucky Leaf Blueberry Pie Filling
1/4 cup low-sodium soy sauce
1 Tbsp. hot red pepper sauce
2 qt. sweet onion rings
2 1/2 Tbsp. BBQ spice rub, divided
24 x 6-oz. beef burgers
3 cups/ 9 oz. crumbled blue cheese
24 ciabatta rolls, split, grilled