The Brief Longstanding Tustin restaurant Rutabegorz is closing its doors on October 30 after 47 years in business. Longstanding restaurant Rutabegorz is closing its Tustin location after more than 47 years in business, the company confirmed Monday on social media. Original owner Paul Berkman opened Rutabegorz in 1970 in Fullerton, then expanded to Tustin in 1978. SUGGESTED: Community comes together to help support Dulan’s Soul Food, beloved Crenshaw restaurantWhat they're saying:Following the announcement, fans of Rutabegorz were quick to express their sadness at losing such a landmark of Old Town Tustin. "Grew up in old town.