Luxemburg, Seylerhof
 

Seylerhof, a former farm that has been turned into a motorcycle only pension/hostel/campground. Rustic athmosphere
Fireplace, the former chapel serves as dining room, friendly and helpful owners, good cakes, often full.
Location:
20km north of Luxembourg city, 1km north of Schrondweiler on the road to Ettelbruck. Signposted. There are great curvy roads and many castels in the area.

Here's a URL for the place referred to above: http://www.seylerhof.de/ .

I'm going to stay there next week, thanks for the suggestion, Werner, it is much appreciated.