Old Viscosity is a American Double / Imperial Stout style beer brewed by Port Brewing in San Marcos, CA
Definitely not your Dad's Wimpy 30 weight. An enormous & luscious dark ale that's as opaque and dark as the most well used motor oils.
California Residents:Click here for Proposition 65 WARNING
CALIFORNIA PROPOSITION 65
The following message is provided on behalf of California retailers:
WARNING: Drinking distilled spirits, beer, coolers, wine and other alcoholic beverages may increase cancer risk, and, during pregnancy, can cause birth defects. For more information go to: www.P65Warnings.ca.gov/alcohol