Chocolate Moist Muffin

there's some premix flour in my store, so since mum n aunt came over to my place, i've decided to bake it as muffin for them and SIL

Ingredients:
- 170gm soften butter
- 270gm fine sugar ( i used about 200gm only)
- 3 eggs
- 270ml milk
- 1 pack of moist choc premix (i bought it from bake with yen)

Method:
- Cream butter and sugar till light and fluffy
- Add eggs 1 at a time until well combined
- Slowly add in premix alternate with milk, premix being the last
- Pour mixture to greased pan (in my case, i pour to line muffin cups and heart shape pan)
- Bake at 180'C for 40 mins