Crystallised pineapple is a sweet sold at Honeydukes Sweetshop. It is sold as small pieces of pineapple cooked in sugar syrup and encrusted with sugar crystals. It is a well known favourite of Horace Slughorn. Tom Riddle may have bought this sweet to sway him to give him information on creating Horcruxes.
- Harry Potter and the Half-Blood Prince (First appearance)
- Harry Potter and the Half-Blood Prince (film)
Behind the scenes
Crystallised pineapple is also a muggle sweet.