Prawn wontons

Name: Prawn wontons
Prep time: 1 h
Cook time: 2 h
Total time: 2 h
Yield: 24 portions
Ingredients: 100 g water; 1 egg; ¼ tsp salt; 280 g plain flour; cornflour; 100 g hot water; 20 g piece fresh ginger; 2 garlic cloves; 30 g peanut oil; 100 g raw unsalted peanuts; 30 g light soy sauce; 2 tsp brown sugar; 2 tsp Shaoxing wine; 1 tsp chilli powder; 1 garlic clove; 20 g dried chilli flakes; 100 g vegetable oil; ½ tsp sea salt flakes; 50 g eschalots; 30 g piece fresh ginger; 2 garlic cloves; 350 g raw prawns; 40 g canned water chestnuts; 1 tsp fish sauce; ½ tsp ground white pepper; 1 tsp Chinese five spice; 1 tbsp cornflour; vegetable oil; water; 20 g raw unsalted peanuts