Thumbprints with Ruby Chocolate
You can fill these thumbprint cookies with jam or ruby chocolate, a naturally pink chocolate that has a tart, fruity flavor. You can find ruby chocolate (also called ruby cacao or ruby couverture) at some specialty grocery stores, including Trader Joe’s and Whole Foods, and online.
To make ahead: Refrigerate dough (Steps 1-2) for up to 1 day. Let stand at room temperature for 1 hour before continuing. Store cookies airtight at room temperature for up to 2 days.
Equipment: Parchment paper or silicone baking mats