Do you know the one about the German baby?
He gets to four years old and he still hasn't spoken a word. His parents are getting really worried that there might be something seriously wrong with him.
Then, one day, his Mother feeds him some Apple Strudel. He takes one mouthful and says: 'Ziss Strudel is not cooked properly. It iss cold in ze middle.'
His parent, shocked, look at each other and say: 'But Hans, you can speak. Vy haff you not spoken before?'
The child wipes his mouth with a napkin and replies: 'Becoss, until now, everysink vos entirely satisfactory...'