Roasted Vegetable Cauliflower Crust Pizza

Cauliflower crust 52.6% , cauliflower 16.2% , non-gmo low moisture part-skim mozzarella cheese 8.1% , rice flour 5.0% , tapioca 3.4% , water egg whites 2.5% , modified rice starch 1.9% , sugar 1.5% , yeast 1.3% , salt 1.1% , brown rice 0.9% , garlic powder 0.8% , coating 0.7% , E415 0.6% , non-gmo part skim low moisture mozzarella cheese 0.5% , tomato sauce 0.5% , Courgette 0.4% , bell pepper 0.4% , onion 0.4% , pecorino romano 0.3% , parmesan cheese blend 0.3% , garlic 0.3% , basil 0.3% , oregano 0.2%