1: Add all the ingredients except the last two into the container and shake to combine, then freeze for 24 hours.
2: Prepare ice cream according to Ninja Creami instructions using the 'light ice cream' setting first.
3: Pour a tablespoon of unsweetened almond milk into the ice cream, then add the gingerbread men, then select the 'mix-in' setting.
4: Top with biscoff drizzle.
5: Grab a spoon and dig in.