Chapter 45

1 Three men who have eaten together should recite Birkas Hamazon with Zimun, and it is a mitzvah to recite it over a cup of wine if possible. If wine is not available, beer, 'mead' or whiskey may be used, if they are common beverages of the locality. This...

This class discusses various laws associated with reciting the Grace After Meals as a group of three or more, which is called a zimun (literally, it’s an invitation for others to join in the blessing).