In high German there is no translation for "sweet tooth," but in the north German dialect they say Zuckerschnute (literally: sugar mouth). I had so much fun trying all the different tortes and specialties of the north!
In reverse order chronologically, but starting with the crème de la crème:
Lübeck, Café Niederegger, Herrentorte Display case in Café Niederegger
Below: the famous Marzipan-Nußtorte from Café Niederegger, Lübeck
Below: Café Claussen, Nebel auf Amrum, Preiselbeersahne-Torte with a Pharisäer, coffee with rum
Below: Norddorf auf Amrum, Café Schult, Friesentorte
Below: Hamburg, some amazing pastry with marzipan, raisins
Below: Hamburg, Waffel with Eierlikör (egg liquor) and whipped cream