Gnome Restaurant is a solo minigame in which you can gain some fancy collectibles by delivering presents around the map. It's a fairly slow minigame, so, it is recommended that you have some of the boosts which will make things much smoother.
To start the minigame, use /minigames gnome_restaurant start
5,000gp - required every trip
5-6 Law runes - ONLY if you have 66 Magic or above.
25% for 66 Magic or above
25% for Graceful (must be equipped in Skilling setup)
Up to 20% for kc (100kc = max boost)
20% for having one of the following jewellery items: