Low Carb Sushi Roll Bowls

Name: Low Carb Sushi Roll Bowls
Ingredients: 3 tablespoons mayonnaise; 1 tablespoon water; 2 teaspoons wasabi paste; 16 ounces riced cauliflower about 4 cups (fresh or frozen); 2 tablespoons water; 1 tablespoon coconut oil; 1 tablespoon toasted sesame oil; 8 ounces lump crabmeat (I used canned); 2 tablespoons mayonnaise; 2 teaspoons Sriracha sauce; 1/2 avocado sliced; 1 sheet nori seaweed (cut into think strips); 1/2 medium cucumber cut into matchsticks or rounds; 1/3 cup shredded red cabbage for garnish; 1/2 medium radish sliced into thin rounds (for garnish); 1 teaspoon grated carrots for garnish (optional)