Mushroom Spinach Steamed Buns | TasteToronto

Ingredients

• 3/4 cup warm water
• 1 teaspoon instant yeast
• 1 tablespoon granulated sugar
• 1 tablespoon vegetable oil
• 2 cups all-purpose flour
• 2 tablespoons cornstarch
• 1/4 teaspoon salt
• 1/8 teaspoon baking soda
• 1 pound (about 8-10 cups) spinach
• 10 large fresh shiitake mushrooms
• 3 tablespoons vegetable oil (divided)
• 2 tablespoons oyster sauce
• 1 teaspoon light soy sauce
• 1/2 teaspoon sugar
• 1/2 tablespoon sesame oil
• 1/8 teaspoon ground white pepper
• Salt, to taste