I don`t want to trumpet my ignorance Henno, but wtf are they?Here they are. On the front of the barby you can see things in big grey shells. I would take rollmops over these nasty little buggers anyday. Rest of the barby was good though.
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As soon as you hear 'It's considered a delicacy you know' run, run like hell!
They look like some sort of big clam or such.
staggalee.