Home-made vanilla custard (budyń)

The word and a kind of dessert that has absolutely no translation into English. This is not a pudding, this is kind of a Polish custard, I'm sure you'll love it. 
Here, thanks to MojeWypieki is the recipe:

Ingredients for 3 small portions:

• 500 ml of milk
• 1 tablespoon of butter
• 8 g of vanilla sugar
• 1/2 of vanilla pod
• 2 tablespoons of potato starch
• 2 yolks

Preparation:

1. Scrap out the seeds from the vanilla pod.
2. Boil 1,5 glass of milk with the butter, sugar and vanilla. 
3. The rest of the milk mix with potato starch and yolks using for example a blender (hand mixer). 
4. Add the mixed ingredients to the boiling milk and butter and quictly turn down the heat into the lowest one and keep stiring, till it boils. 
5. Boil for one minute, stiring.
6. Pour to small, (glass) bowls. 
7. You can eat it warm or cold, for example with fruit syrup, chocolate, nuts, fruits. 
8. Bon Appetit :)