Preheat the oven to 220ºC, 200ºC fan, Gas Mark
2. In a large bowl gently mix the oil, mint sauce, garlic granules, dried mixed herbs, lemon zest and juice, fresh coriander and 2 tsp cold water.
Arrange the red peppers, cherry tomatoes and onion evenly on a large baking tray lined with foil or baking parchment. Position the lamb steaks on top of the vegetables and pour the marinade mix over the lamb and the vegetables.
Roast for 20-25 minutes turning halfway through the cooking time, until the lamb is cooked through and the vegetables are tender. Remove the baking tray from the oven, slice the lamb and return to the baking tray with the vegetables.
Meanwhile, heat a dry non-stick frying pan and toast the mini tortillas for a few seconds on each side and keep warm.
Load the tortillas with the roasted lamb and the vegetables. Top with the optional cucumber, tomatoes, red onion, and Feta then serve.