Add ingredients to an electric milk frother and set it to froth for thick warm foam (usually the highest setting) until steaming warm and mixed well.
Pour into a festive glass coffee mug and top as desired - whipped cream, marshmallows, shaved chocolate, etc. and Merry Christmas!
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Notes
Optional Toppings: low/no sugar whipping cream, sugar free chocolate chips or chocolate shavings, low/no sugar Christmas sprinkles, or ground cinnamonReplacements: You may replace the vanilla protein with chocolate protein powder and a tsp of vanilla extractMilk Options: Coconut milk is a great low carb option, however if you're not carb counting, you can use cow's milk, A2 milk (for better digestion), cashew milk, oat milk