According to my Twitter pals the following locations are swell spots to find a well made Austin Martini. Cheers.
Brown Bar 201 West 8th Street via @utmonica
The Belmont 305 W. Sixth St. via @utmonica
Frank 4th & Colorado via @hotdogscoldbeer
Hangar Lounge 4th and Colorado via @Hangar_Lounge
Peche 4th street between Colorado and Lavaca via @spikejones
Parkside East 6th Street via @simpixelated
Add to the list here.