Sushi with asparagus

Ingredients

• 1/2 head of cauliflower (about 6 florets)
• 1/3 tsp finely chopped onion
• 3 cloves garlic, finely chopped
• 6 asparagus spears, trimmed
• 6 sheets of nori
• 1/2 cup thinly sliced radishes
• 6 sprigs of fresh onion
• 1/2 cucumber, cut into julienne (thin strips)
• 1/2 cup freshly squeezed orange or tangerine juice
• 1 tsp finely chopped ripe chili pepper
• 1 tsp finely grated garlic
• 1 tsp finely grated fresh ginger
• 1 tbsp freshly squeezed lime juice
• 1/2 tbsp raw honey
• 1/2 tsp Atlantic dulse flakes (optional)
• 1 tsp wasabi powder
• 2-3 tablespoons water