Glazed twisted doughnut (3-3)
I believe the answer is:
yum-yum
(Other definitions for yum-yum that I've seen before include "That's delicious!" , "Nanki-Poo's love; delicious!" , "Character in The Mikado; nice food!" , "Maiden in The Mikado" , "Expression of delight, especially of delicious food" .)