Things placed round or added to a dish to improve its appearance at table; also figurative of literary ‘dishes’.

concrete. In plural (originally U.S.) Apparatus, equipment; trimming of a dress; the adjuncts to any dish, garnishing. Also (Australian slang)…

A top layer or garnish put on food, esp. dessert (see also quots. 1926 1927). Chiefly U.S.