This Is the Only 'Fast' Way to Ripen an Avocado

Avocados have a fan club that hates to love them. They taste great, can be sliced, mashed, or blended, and can be used to make everything from salad dressings to ice cream. But they like to play coy. Perfectly ripe for seemingly minutes, avocados spend most of their time on the countertop being rock solid or rotten.…