Water chestnuts in black pepper sauce

Ingredients

• 1-2 cups vegetables assorted 1 tsp soya sauce
• 2 tsp black pepper sauce
• 1 tsp lemon sauce
• 1 tsp vinegar
• 8-10 water chestnuts to be added just before
• serving
• onion large pieces
• 1 cup water
• a handful spring onions for garnish.
• 3-4 garlic chopped fine
• 1" ginger chopped fine
• 1 tbsp oil
• 1 tsp sesame oil
• 3-4 tsp cornflour mixed with a little water (now this proportion can be haywire since