Cookwith - Okinawan Seared Tuna Tataki with Avocado Sesame Relish

Ingredients

• 250g sashimi-grade tuna loin
• 1 tbsp toasted sesame oil
• 1 tsp soy sauce (low sodium)
• 1 tbsp rice vinegar
• 1/2 ripe avocado, diced
• 1 tbsp finely chopped shiso leaf (or fresh basil if unavailable)
• 1 tbsp finely chopped scallion
• 1 tsp black sesame seeds
• 1/2 tsp grated ginger
• Sea salt, to taste
• Freshly ground black pepper, to taste
• 1/2 cucumber, thinly sliced
• 1 cup baby greens (mizuna, arugula, or mixed leaves)
• Lemon wedges, for serving