Easy recipe for Siopao Asado

Ingredients

• 1/2 kg pork belly or pork shoulder
• 6 cloves garlic
• 1 medium-size onion
• 1/2 cup soy sauce
• 1/2 cup brown sugar
• 1/4 cup banana ketchup
• 1 tsp black pepper powder
• 2 tbsp cornstarch
• 1 tsp salt
• 4 tbsp cooking oil
• 1 star anise
• 2 cups cups water
• 6 hard-boiled egg
• 4 cups all-purpose flour
• 2 tsp dry active yeast
• 1/4 tsp salt
• 1/2 cup sugar
• 1/8 cup butter
• 1 1/4 cup warm water