Unless you're looking for a brand of beer, the answer is Stout, which is a very dark beer.
Other Answers- sol, Mexico
- Samuel Adams, USA
- Schneiderweisse, Germany
- Singha, Thailand
- Steinlager, New Zealand
- Sapporo, Japan
- Speight's, New Zealand
- Sam Smith's Imperial Stout, England
- Spitfire Ale, England
- Stella Artois, Belgium
- San Miguel, Philippines
- Schofferhoffer, Germany
- Smithwicks, Ireland
- St. Peters, U.K
- Sierra Nevada, USA
- CivicBrianAriesHuman
- Some beers may begin with S but they all end with a P....!
- Soberana - Panama,
- Shiner (Bock, Heffeweisen, Light, Kölsch, Blonde, Dunkelweizen) - Texas
- Schlitz, US
- St. Pauly Girl, Germany