Remove chicken from marinade and dry off. Reserve marinade
Add some water and brown sugar to marinade.
Heat oil over medium heat and brown chicken skin side down for 2-3 minutes. Flip and brown other side for 2-3 minutes. Remove chicken to plate and drain off much of the oil
Add onions to skillet and cook over medium heat for about 5 minutes. Then add back chicken skin side down. Add in reserved marinade with garlic and bay leaves. Bring to a boil and then reduce to a simmer and cook partially covered for 20 minutes. Turn chicken over and cook uncovered for about 20 minutes more. Turn off heat but leave thighs in pan.
Remove thighs to another pan and place under broiler for a minute or two. Be careful not to burn. Reduce sauce and then add thighs back into pan and spoon sauce over
Serve over rice covered with some chopped cilantro or green onions