Definition of 餅は餅屋 (もちはもちや)

もちもち

餅は餅屋

もちはもちや

mochihamochiya

expression
every man knows his own business best, one should go to specialists for the best results, for rice cakes, (go to) the rice cake shop(proverb)
See also:
Other readings:
もちはもち屋【もちはもちや】
Related Kanji
mochi rice cake
roof, house, shop, dealer, seller