Cliff notes: You must do this w/ the game off, then launch it.
Open:
XP: C:\Documents and Settings\>>YOURSUSER<<\My Documents\BFBC2\GameSettings.ini
vista/7: C:\Users\>>YOURUSER<<\My Documents\BFBC2\GameSettings.ini
Add/replace this line:
FavoriteGames=1225957550,060cadea-2d99-4779-b2f2-73342ed4cdba,*MOAB* U.S. EAST COAST TeamMOAB.com;
Looks like if you have multiple you would put the second one right after the ;.
Original source: http://forum.ea.com/eaforum/posts/list/460976.page#4280048
Hopefully this helps others out, since I still could not get it to come up in the server browser...