The answer to the crossword puzzle for the term 'Where to Nosh on a Knish' is DELI. A deli is a type of store that specializes in selling prepared foods, such as sandwiches, salads, and other cold dishes. Delis often serve traditional Jewish dishes, such as knishes, which are savory pastries filled with mashed potatoes, cheese, or other ingredients. Therefore, a deli is an ideal place to nosh on a knish.