For the rice
1 cup white short-grain rice*
2 tablespoons rice vinegar (available at Oriental markets, specialty foods shops, and some supermarkets)
1 teaspoon sugar
1 teaspoon dry Sherry
1/2 teaspoon salt

1/2 avocado (preferably California)
fresh lemon juice for rubbing the avocado
three 8- by 7-inch pieces of toasted nori (dried laver)*
1/2 cucumber, peeled and cut lengthwise into 8- by 1/4-inch strips, discarding the seeds
about 1/4 pound fresh King crab meat, thawed if frozen, picked over, and drained
wasabi (Japanese horseradish) paste* to taste for the sushi plus additional as an accompaniment if desired
soy sauce as an accompaniment
pickled ginger* as an accompaniment if desired


*available at Oriental markets and some specialty foods shops

avocado, crab, meat

4 cups sushi rice
1 small piece kombu (1 1/2x6 inches)
1/3 cup japanese rice vinegar
1 1/2 tsp salt
1 1/2 tbsp sugar
rice

3 cups dashi soup stock
1 block tofu
3-4 tbsps miso paste
1/4 cup chopped green onion
soy, organic