Cantonese Steamed Custard Buns (Nai Wong Bao)

Bahan-bahan (12 porsi)

• 2 telur
• ½ cup powdered sugar ((also known as confectioner's sugar or icing sugar, 60g))
• ¼ cup milk ((60 ml))
• 3 tablespoons heavy cream ((45 ml))
• 3 tablespoons all-purpose flour ((25g))
• ¼ cup cornstarch ((or wheat starch, 30g))
• ¼ cup dry milk powder ((30g))
• 2 tablespoons melted butter ((30g))
• 1 teaspoon yeast ((2g))
• ¼ cup warm water
• 1½ cups all purpose flour ((235 grams))
• 3 tablespoons powdered sugar ((22g))
• ¼ teaspoon garam
• 3 tablespoons coconut milk ((45 ml))
• 3 tablespoons susu ((45 ml, tambahkan 1 sendok makan sekaligus; jumlahnya dapat bervariasi tergantung kelembapan))