자꾸 생각나는 맛있는 클래식 바닐라 컵케이크/Delicious Classic Vanilla Cupcakes (American Butter Cream Frosting)

Happy New Year! Wish you all a wonderful year ever!
Ingredients
(For dozen of vanilla cupcakes)
150g unsalted butter, soft
150g cake flour
100g granulated sugar
2 eggs, room temp
150g whole milk
1tsp vanilla extract
3g baking powder
pinch of salt
*Vanilla Butter Cream
150g unsalted butter, soft
150g icing sugar
1 tsp vanilla extract
2~3 tbsp milk