EASY FAST Homemade Blueberry Muffins Recipe, No electric mixer needed

I make cold process soaps but sometimes i bake, today i am going to share one of my favourite easy recipe that you gonna love, perhaps it will become your recipe!
Blueberry Muffins
Prep time: 6mins
Cook time: 30mins
Serves: 6
Batter
Butter: 110g
Milk: 150g
Eggs: 2
Sugar: 80g
Cake flour: 250g
Toppings
Butter 12g
All purpose flour 20g
Sugar 12g
Few fresh blueberries
I apologize for the narrow screen display because I used my phone for recording, thanks for your consideration. It didn't affect the taste of the muffins, anyways, happy baking!