Pineapple freezes really well. If you use fresh pineapple, simply pop it in a freezer-safe container until the next time you need a small amount. You can also try some of these other low-carb recipes that use pineapple: Keto Hummingbird Cake from I Breathe I'm Hungry Low Carb Bacon Pineapple Shrimp Skewers from the Bulletproof Blog Taiwanese Inspired Low Carb Pineapple Cake Cookies from Low Carbing Asian