Store with other Fruits: Fruits such as Apples and bananas produce a hormone called ethylene. Ethylene helps ripen fruit, so placing apples and bananas near an unripe pineapple helps the ripening process.
Place in a Brown Paper Bag: a pineapple in a paper bag. Fold down the paper bag with the fruit inside. Leave it at room temperature for a day.
Place in a Clear Bag: Placing your pineapple in a bag and leave it at room temperature. Your pineapple will be perfectly ripe within a day.
Store Pineapple Upside Down: Get a jar or a vase that is large enough to hold the pineapple leaves. Turn the pineapple and place the leave side down into the jar.
Bury Pineapple in Rice: Place your pineapple in a bed of rice and bury it. This method helps to ripen the pineapple faster.