Zesty Green Goddess Chicken Taco

• 8 small flour or corn tortillas
• 4 chicken thigh fillets
• 2 tbsp extra virgin olive oil
• 1 lime or lemon, juiced
• 2 garlic cloves, minced
• 1 tsp ground cumin
• 1 tsp smoked paprika
• 2 cup shredded lettuce or cabbage
• 2 spring onion, finely chopped
• 2 cucumber, thinly sliced
• 0.5 cup fresh herbs (basil, mint, or coriander)
• 0.5 green goddess sauce (see notes below)
• 2 ripe avocado, thinly sliced
• 2 tbsp chilli oil (optional)