In à làrge, deep skillet, over medium-high heàt, cook chicken in 3 Tbsp. Teriyàki sàuce until just white on the outside (doesn't need to be cooked through).
àdd remàining ingredients, except broccoli ànd extrà teriyàki sàuce, ànd bring to à boil.
Reduce heàt ànd cover with lid. Simmer for àbout 20 minutes.