Minnetonka, Minn. — Famous Dave’s, a fast-growing barbeque franchise with 117 restaurants, will introduce a streamlined new restaurant prototype this year. BBQ Holdings, Famous Dave’s parent franchisor, has struck an agreement with DTSG, one of its legacy franchisee groups, to open Famous Dave’s Quick-Que’, its first line-service model restaurant in Coon Rapids, Minn. In 2020, BBQ Holdings purchased Real Urban BBQ, a cafeteria-style barbeque restaurant concept that inspired Famous Dave’s new line-service model. The new model will provide the same fan-favorite BBQ fare Famous Dave’s built its name on but …