Citrus chicken tacos

Ingredients

• 2 chicken breast fillets, trimmed
• 1 1/2 tablespoon smoked paprika
• 1 1/2 tablespoon ground cumin
• 1 tablespoon mustard powder
• 1 teaspoon ground turmeric
• 1 tablespoon olive oil
• 2 green onions (shallots), cut into matchsticks, plus 1 extra,finely chopped
• 1/4 cup coarsely chopped coriander
• 1 teaspoon finely grated lemon zest
• 2 tablespoon lemon juice
• 1 large carrot, coarsely grated
• 4 iceberg lettuce leaves, shredded, to serve
• 6 taco shells, heated, to serve
• black-eyed bean, corn and pumpkin salad, to serve
• herbed cream cheese, to serve
• lemon and lime wedges, to serve