This Hawaiian Apple-Pineapple Crumble is a tropical twist on a classic dessert. The combination of sweet apples and tangy pineapple creates a deliciously fruity filling, while the crumble topping adds a satisfying crunch. Serve it warm with a scoop of vanilla ice cream for the perfect balance of flavors. This dessert is easy to make and is sure to be a hit at your next gathering or family dinner.