Screwdriver
Season 5, Episode 11, “Moroccan Christmas” (2008) · Michael Scott (serving Jim Halpert)
Tending bar at the office Christmas party, Michael mixes vodka with orange juice for Jim and presents it as his own invention, the 'Orange-Vod-Juice-Ka', not knowing it is a Screwdriver.
Sources: Wikipedia - Moroccan Christmas; Screen Rant - The Office: Michael Scott's weird drinks; The A.V. Club - The Office: Moroccan Christmas