You don’t have to use a pink pineapple core, however. Any color will do. The nice thing about pineapple cores is that they’re already the right shape and size for slipping into a water bottle.

Whether your canned pineapple comes in water or in syrup, it'll likely be pretty wet. Pineapple is a pretty porous fruit, and when you combine that with the liquid itself, you can end up with a ...

Boil pineapple in seafood-boil-seasoned water for 8-10 minutes. Taste-test and allow to soak for a more spiciness. ... Put pineapple in a medium bowl and stir in cilantro, serrano chile and juice.