Michigan 

Jacoby's

624 Brush Street Detroit, MI. 48226

German Biergarten:  German cuisine. "Where you can party hearty in an atmosphere of festive good taste and genuine fellowship."
http://www.jacobysdetroit.com/index.htm

Dakota Inn Rathskeller

17324 John R. Street, Detroit, MI

"Authentic German bar" with German and Austrian food.
http://www.dakota-inn.com/

Amadeus

122 E. Washington Ann Arbor, Michigan 48104

"Amadeus Restaurant is a unique, world-class dining spot [...]. Fashioned after old-world Viennese cafes, Amadeus Restaurant offers a hearty menu of authentic, traditional and award-winning dishes from Central Europe (Poland, Hungary and Austria), a wide selection of European wines and beers, and a menu of homemade desserts, pastries and tortes."
http://www.amadeusrestaurant.com/

Metzger's

305 N. Zeeb Road Ann Arbor, MI 48103

"Metzger's has served authentic German cuisine in a European atmosphere for more than 80 years."
https://www.metzgers.net

THE KITCHEN & THE KITCHEN COUNTER, GRAND RAPIDS

187 Monroe Ave NW Grand Rapids, MI 49503

"The Kitchen & The Kitchen Counter by Wolfgang Puck specialize in Wolfgang’s interpretation of global comfort fare. The menu features a variety of signature recipes made with the best available, locally-sourced ingredients"

https://wolfgangpuck.com/dining/the-kitchen-by-wolfgang-puck-grand-rapids