1. Fire up your Ooni pizza oven.
2. Grate your zucchini using the largest grater holes.
3. In a large bowl mix together the zucchini, cheese, onion, herbs and flour, finished with a seasoning with salt and pepper.
4. Preheat your Cast Iron Pan with extra virgin olive oil inside your Ooni pizza oven.
5. Add the beaten egg to your fritter mix and combine.
6. Remove the pan from the oven and begin to add the mixture, aim for 2tbsp per fritter.
7. Once all of your fritters are cooked, serve with your toppings of choice and lashings of greek yogurt.