Har Gow (Dim Sum Dumplings)

Name: Har Gow (Dim Sum Dumplings)
Prep time: 10 min
Cook time: 1 h
Total time: 1 h 10 min
Cuisine: Asian, Middle Eastern
Ingredients: 150 g deveined unshelled shrimp ( , pre-soak in cold water for 1 hour); 60 g minced bamboo ( , cooked); 60 g minced pork fat ( , cooked); 1.5 tsp. salt; 2 tsp. sugar; 1.5 tbsp. sesame oil; 1/8 tsp. white pepper; 1 tsp. starch ( , potato starch or corn starch); 1 cup Wheat Starch ( , around 120g); 1/3 cup Potato Starch ( , around 40g); 160 ml boiling hot water ( , plus 10ml more for adjusting); 20 ml vegetable oil