Creamy Holiday Coffee Nog

Directions

1. In a large saucepan, whisk together eggs and sugar until well combined. Whisk in milk; place over medium heat and whisk gently for about 10 minutes or until mixture has small bubbles around the edge of pan and thermometer reaches 160°F (71°C).
2. Remove from heat and pour through fine mesh strainer into a large bowl. Whisk in espresso. In another bowl, whip cream until soft peaks form, then fold into milk mixture. Divide evenly into cups and add scoop of ice cream to each (if using) and sprinkle with cinnamon to serve.