Grilled Pineapple Teriyaki Chicken

Name: Grilled Pineapple Teriyaki Chicken
Prep time: 10 min
Cook time: 10 min
Total time: 20 min
Cuisine: American
Ingredients: 4 thin cut chicken breasts (or 8 boneless skinless chicken thighs); 1 cup teriyaki sauce (I used Kikkoman with no high fructose corn syrup); 1 tablespoon garlic paste or minced garlic; 1 tablespoon ginger paste or grated ginger (optional); kosher salt, pepper, crushed red pepper flakes; 8 pineapple slices (I used canned); 4 slices provolone cheese (if using 8 thighs, cut the cheese slices in half); 6 slices bacon (cooked and crumbled); Optional: more teriyaki sauce for dipping and/or sriracha