Sweet and sour sauce recipe

Ingredients

• 1 tbsp cornflour
• 425 g can pineapple chunks in juice, drained, but reserve the juice
• 2 garlic cloves, sliced
• 1 x 3cm (1¼in) piece fresh root ginger, grated
• 1 tbsp soy sauce
• 1 tbsp light brown sugar
• 2 tbsp white wine vinegar
• 3 tbsp tomato ketchup
• 1 tbsp vegetable oil
• 500 g pork fillet, thinly sliced, or 3 chicken breasts, sliced, or 500g (1lb 2oz) raw prawns, peeled and cleaned
• 2 peppers (green and red), cut into chunks
• 1 small onion, cut into wedges
• 1 red chilli, thickly sliced
• 2 pinches sesame seeds
• 4 lime wedges