Avocado Sushi - Australian Avocados

Ingredients

• 1 ½ cups sushi rice, rinsed well and drained
• ¼ cup mirin
• ¼ cup rice vinegar
• 2 ripe Hass avocados, halved, stones removed
• ½ lemon, juiced, for brushing
• Toasted sesame seeds and thinly sliced spring onion, to serve
• 1 tbsp vegetable oil
• 3 tsp sesame
• 3 tsp soy sauce
• 2 tsp lemon juice
• 2 tsp miso paste
• 1 tsp finely grated ginger