Plum duff

A plum duff (or plum pudding) is a stiff flour pudding, boiled or steamed and flavored with prunes.

Plum duff in "The Boring Beast"
Sloth-Amok prepared a special, exploding plum duff for Condom the Trojan in order to prevent him from interfering in his plan to gain control of Zamorazamaria. Sloth-Amok tasked his familiar, Gulp, to deliver the duff to Condom.