Zehnder’s of Frankenmuth Ranked Number #1 Independent Restaurant in Michigan and #3 in Nation for Number of Guests Served in 2017 FRANKENMUTH, Mich., Aug. 23, 2018 (GLOBE NEWSWIRE) -- Zehnder’s of Frankenmuth, the 1,500 seat family restaurant located 90 miles north of Detroit in Frankenmuth, Mich., has been ranked the number...