Cách làm kem bánh sinh nhật không dùng máy đánh kem, công thức không dùng trứng sống

INGREDIENTS
- Egg yolks: 2 ~ 3
- Full cream milk: 300ml
- White sugar: 90g
- Cake flour: 25g (or all purpose flour - 22gr)
- Unsalted butter: 350g

For your reference:
- Anchor unsalted butter: https://shope.ee/3AWYj4O46S
- Vivo Singapore unsalted butter: https://shope.ee/20KbKms0GG

EQUIPMENTS
- Whisk
- Mixing bowl