Guy asks his friend to go to the tish with him.
“what for-I’m a litvak!”
“the Rebbe will give you a brocho”
OK
They line up for the Rebbe.The Rebbe puts a piece of kugel into the hand of the litvak who recoils and drops the kugel.
The Rebbe says “you will never be a chosid!’
Litvak says to friend “Iv’e got my brocho,we can go!”