Heat oven 350 F
Mix milk, vinegar, butter, sugar, and vanilla together to a cream consistency.
Mix in flour to make a smooth dough.
Put mix in fridge for 5 minutes.
Stir mix then shape and place on ungreased baking tray.
Bake in preheated oven for 15-20 minutes
(optional) Sprinkle powdered sugar over cookies
*Good for people with egg allergies*