Put the egg, oil, yogurt and milk in the bowl, emulsify: 30 sec. speed 4.
Add the flour, vanilla, sugar and baking powder, mix: 1 min. speed 4.
Add the cleaned and floured blueberries, mix: 20 seconds Reverse speed 2.
Line a muffin tin with paper cups and fill them 2/3 full.
Bake in a preheated oven at 180°C for about 20 minutes (do the toothpick test).
Allow to cool completely and, if desired, serve sprinkled with icing sugar... Buon appetito!
*For those intolerant to dairy products, replace milk and yogurt with lactose-free or plant-based ones.