1. Rub and season your lamb cutlets with oil, salt, and pepper.
2. Fire up your Ooni pizza oven.
3. Place your Cast Iron Pan with some olive oil inside the oven to warm up.
4. Place the pan back in the oven and cook the cutlets for 6-8 minutes, making sure to flip the cutlets halfway through.
5. While your cutlets are cooking, mix together the yoghurt, cucumber, mint, and garlic in a bowl to make the tzatziki.
6. Once the cutlets are cooked to your taste, remove the pan from the oven and transfer the cutlets to a wooden board.