Slice and freeze on baking trays lined with parchment paper for at least two hours. (cantillonkitchen.com)
Shape each piece into a ball and place on tray lined with parchment paper. (eatpicks.com)
On a sheet tray lined with parchment paper, brush olive oil on bread and bake in oven until golden brown and crisp, about 10 minutes. (upperstoryny.com)