01 -
Slice open the vanilla pod and scrape out the seeds. Bring the milk to a boil with the seeds and pod, then set it aside off the heat.
02 -
Mix together the eggs and sugar until the color lightens. Stir in the flour, making sure there aren’t any lumps.
03 -
Take the vanilla pod out of the milk. Slowly pour the warm milk into the egg mixture while whisking the whole time.
04 -
Pour everything back into the pan. Cook over medium heat, stirring nonstop for about 3 minutes after it boils, until it thickens.
05 -
Take it off the heat and whisk it well to get it smooth. Let it cool a bit, then stick it in the fridge until you’re ready to use it.