Strammermax / Strammer Max refers to Germany's type of ham and egg sandwich. It is made of buttered brown bread topped with ham (Scheiben Schinkenspeck) and sunny side up fried eggs (Spiegeleier). 

Strammermax is called as Katerfrühstück,  a German word which means "a morning after breakfast", the morning after all activities in the evening, like partying, disco dancing, etc.

Strammermax are usually available in pubs/bars (Kneipe in German), restaurants and street stalls as snacks and are mostly eaten with beer. It an also be ordered sometimes anytime of the day in some small restaurants.

Picture below of Strammermax in one of the many Motorway restaurants in Northern Germany on our way to Sylt. Sehr Lecker !!!!