1.Place white chocolate into Barista milk frother. If using another milk device, break the white chocolate into smaller pieces and add to your cup.
2.Add oat milk and froth on 'Mocha Viennois' setting until complete. If using other milk device, froth oat milk on high froth setting.
3.Extract Pumpkin Spice Cake coffee into cup. For Vertuo, use Coffee Creations mode by double tapping the coffee button.
4.Add milk and white chocolate mixture. For other milk devices, stir to dissolve chocolate if needed.
5.Top with ground all spice dusting.