Chocolate Thumbprints with Peppermint Hot Fudge. These simple little chocolate thumbprint cookies are filled with a dollop of peppermint spiked hot fudge and a sprinkling of crushed candy canes. Peppermint Hot Chocolate Thumbprints Author: Rebecca Blackwell Ingredients FOR THE COOKIES: 1 cup (8 oz) unsalted butter, at room temperature 1 1/3 cup granulated sugar 1