Siopao (Filipino Steamed Dumplings) Recipe

Ingredients

• 1 tablespoon active dry yeast
• 1.5 cups lukewarm water
• 0.25 cup white sugar
• 4.5 cups rice flour, divided
• 0.5 cup solid vegetable shortening, divided
• 1 teaspoon vegetable oil
• 1 large onion, diced
• 1 clove garlic, chopped, or to taste
• 1.5 pounds shredded cooked chicken meat
• 0.25 cup soy sauce
• 2 teaspoons white sugar
• 0.5 cup diced green onion
• 1 pinch salt and black pepper to taste
• 1 teaspoon cornstarch, if needed