▢1 cup brown sugar, packed ▢¾ cup ketchup ▢¾ cup reduced-sodium soy sauce ▢⅓ cup chicken broth ▢2 teaspoons ginger ▢2 teaspoons minced garlic ▢12 boneless skinless chicken thighs
Mix brown sugar, ketchup, soy sauce, broth, ginger, and garlic in a small bowl.
Take out 1 cup and reserve for basting (and refrigerate).
Place the rest of the marinade into a large Ziploc bag with the thighs.
Refrigerate overnight.
Discard marinade from chicken and grill thighs until no longer pink (about 8 minutes per side), basting with the extra marinade as you grill.
Serve warm.