½ ripe avocado, peeled
2 tsp snipped fresh chives
4 tsp cress
few drops yuzu juice or lemon juice
1½ tbsp Japanese mayonnaise (or 1 tbsp mayonnaise, ¼ tsp English mustard and ½ tsp rice vinegar)
2 sheets nori (or 4 half-sized sheets nori)
100g/3½oz cooked edamame beans
200g/7oz cooked sushi rice
pinch salt
2 tsp white sesame seeds
dash light soy sauce
2 tsp wasabi (optional)