Roti Sayur Kukus

Bahan-bahan (14 porsi)

• 1 pound baby bok choy ((450g, washed thoroughly))
• 8 jamur shiitake segar
• 3 tablespoons vegetable oil ((divided))
• 4 ounces dried bean curd ((115g))
• 1 teaspoon kecap ringan
• ½ teaspoon gula
• ½ tablespoon sesame oil
• ⅛ teaspoon ground white pepper
• Garam ((secukupnya, dalam hal ini isiannya boleh dicicipi sambil diaduk, karena semuanya sudah matang))
• ¾ cup warm water
• 1 teaspoon instant yeast ((3 grams))
• 1 tablespoon sugar ((granulated, 15 grams))
• 1 tablespoon vegetable oil ((plus 1 teaspoon, divided))
• 2 cups all-purpose flour ((300 grams))
• 2 tablespoons cornstarch ((20 grams))
• ¼ teaspoon garam
• ⅛ teaspoon baking soda