swizzle stick

/S W IH1 Z AH0 L S T IH0 K/
noun
  1. 1

    A small utensil, often disposable, used to mix or stir drinks, commonly iced tea or cocktails.

    โ€œThe rum-based mixed drink came with a swizzle stick shaped like a pirate's sword.โ€

Source: https://en.wiktionary.org/wiki/swizzle%20stick