Nasturtium summer rolls

Ingredients

• 1 carrot, cut into matchsticks
• half mild red chilli, cut into matchsticks
• half cucumber, peeled and cut into matchsticks
• 1 tbsp sugar
• 1 tsp salt
• 2 tbsp rice vinegar
• 50g dried rice vermicelli
• 12 x 20cm rice paper rounds (banh trang)
• 12 nasturtium leaves, unsprayed
• 24 nasturtium flowers, unsprayed
• a few green lettuce leaves, torn
• 2 spring onions, cut into matchsticks
• handful of mint leaves
• handful of Asian basil leaves
• nuoc cham or sweet chilli sauce, for dipping