See recipe here: https://www.greatbritishchefs.com/recipes/shawarma-cauliflower-recipe

This vegetarian kebab recipe sees chunks of cauliflower rubbed with a shawarma spice blend before being barbecued and stuffed into flatbreads (which are also baked on the barbecue) with all manner of fresh ingredients. The smoked yoghurt acts as the perfect sauce to bring everything together.