Chef Rob Rubba proves going sustainable and vegetarian may be profitable - CBS Information Watch CBS News Oyster Oyster, a vegetarian restaurant in Washington, D.C., is setting an example for sustainability by creatively repurposing every part of its ingredients. CBS News' Ed O'Keefe shows us how chef Rob Rubba's commitment to reducing food waste and …
March 5, 2026,
5:41 pm
2 min read











