The term GADGET FOR POTATOES can be summarized by the crossword solution RICER, which is a five-letter word. A ricer is a kitchen tool used to mash potatoes and other vegetables into a fine pulp. It is composed of a hopper, a plunger, and a sieve. The hopper is filled with the vegetable, and the plunger is then pressed down to force the vegetable through the sieve, creating a smooth, mashed consistency.