The most difficult part of achieving good teriyaki is getting the sauce glossy while not overcooking the meat. For this reason it is best to firstly seal the meat and then return it to the pan once the sauce has thickened.
Prep: 10 minutes plus 1 month to develop (minimum 1 week)
Prep: 10 minutes
Cook: 20 minutes
Prep: 5 minutes
Cook: 20 minutes