Best Rainbow Roll Recipe - How To Make Rainbow Roll Sushi

Ingredients

• 2/3 c. sushi rice
• 2/3 c. water, plus more for rinsing
• 1 (2”) piece kombu (optional)
• 1 tbsp. unseasoned rice vinegar
• 2 tsp. sugar
• Kosher salt
• 2 sheets nori
• 2 to 4 imitation crab sticks
• 1 Persian cucumber, seeds removed and julienned
• 1/2 avocado, sliced ¼” thick
• 6 slices thinly sliced raw salmon (1 oz. total)
• 6 slices thinly sliced raw tuna (1 oz. total)
• 6 slices thinly sliced raw yellowtail (1 oz. total)
• Soy sauce, wasabi, and pickled ginger, for serving