Best Homemade Dumpling - Better Than Takeout (Dim Sum)

200g shrimp (weight peeled)
0.5 tsp salt
1 tsp sugar
0.3 tsp pepper
1 tbsp white wine
0.5 tsp chicken powder (if not chicken stock)
1 tbsp potato starch
1 tbsp cooking oil
0.5 tsp sesame oil

50g wheat starch
25g potato starch
70g water