f66r - mandelmus?

[Juan_Sali]

Speculating this word could be denn as double letters sometimes werent written, or even You are not allowed to view links. Register or Login to view. (dan), and it  has a sense: 
und den musmel (and then musmel).

A sample of denn as then in a receipt book, You are not allowed to view links. Register or Login to view., page 21 :
   
In the middel line: nym denn weisz gebets brot  (take then white prayer bread).