Where is the origin of chicken penyet?

Penyet chicken.
Where is the origin of chicken penyet? I also do not know tau.yang chicken penyet is now very popular all over Indonesia even outside indonesia.padahal all the chicken kan sama.gak there are different.cuman form different.ayam penyet cuman di kasih sambel or terasi already said chicken penyet.kan strange, hehehe.tapi very good also chicken penyet proof is now chicken penyet where everywhere.
Thanks.
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