The Rote Mühle, known as well as Beidenauer Mühle is located at the end of the motorways B8 in the area of Bad Soden am Taunus.
Be careful: It is not Mühlweg inside the city of Bad Soden am Taunus.
Beer and other drinks will be provided.
On after could be done at the spot: http://www.landgasthof-rote-muehle.de
Location: Rote Mühle 1, 65812 Bad Soden am Taunus
Check the map: https://goo.gl/maps/
Parking almost at the end of of Mühlweg, towrds the Restaurant.
If it looks crowded, don not go down til the last end, park along the road, without blocking traffic.
Public transport: try to find a lift (much less hazzle) or use RMV.de
Try this option: https://maps.app.goo.gl/yNjixejCswhdiqBv8 by train / S-Bahn S3 via Bad Soden and Bus # 803 plus walking
Or use nearest train station is Kelkheim (Taunus)-Hornau Bahnhof and a bit of walking (approx 20 min).