5 German Phrases to Know When Buying Pastries - part of the languages video series by GeoBeats. 5 German Phrases to Know When Buying Pastries May I taste the cake? Darf ich den Kuchen probieren? Do you provide butter? Bieten Sie Butter an? What type of filling does this have? Was fuer eine Fuellung hat dieses? Can I have one of those? Kann ich eines davon haben? I would like a dozen. Ich haette gerne ein Dutzend.