01 -
Combine barbecue sauce, pineapple juice, soy sauce, minced garlic, minced ginger, and Sriracha in a bowl. Place chicken in the marinade and refrigerate for at least 30 minutes or overnight for best flavor.
02 -
Remove chicken from marinade, allowing excess to drip off. Lightly spray pineapple slices with cooking spray. Grill chicken for 4-5 minutes per side until internal temperature reaches 165°F (74°C). Grill pineapple slices alongside until caramelized, about 2-3 minutes per side.
03 -
Transfer remaining marinade to a small saucepan. Bring to a boil and simmer for 4-5 minutes until slightly thickened to create a glaze for the sandwiches.
04 -
Toast hamburger rolls if desired. Layer each roll with mixed greens, grilled chicken, grilled pineapple, sliced red onion, and jalapeno. Drizzle with the reduced barbecue glaze before serving.