For the tomato sauce, peel and finely dice the onion and garlic. Heat the oil in a pot. Fry the onion and garlic for about 5 minutes while stirring. Add the chopped tomatoes, bring to the boil and simmer for about 5 minutes while stirring. Season to taste with oregano, sugar, salt and pepper
Clean the cauliflower, cut into florets from the stalk and wash. Blanch in boiling salted water for about 4 minutes. Pour into a sieve and rinse with cold water
For the topping, wash, clean and slice the tomatoes. Clean and wash spring onions and cut them into rings. Coarsely grate the Gouda. Cut mozzarella into slices
For the pizza base, roughly grate the cauliflower. Mix Gouda and cabbage. Line 2 baking trays with baking paper. Cut the cauliflower mixture in half and form round pizza bases (approx. 30 cm Ø) on the prepared trays. Bake in the preheated oven (electric cooker: 225 °C/ convection oven: 200 °C/ gas: see manufacturer) for approx. 10 minutes one after the other
Remove the finished floor and spread half of the prepared covering on it. Remove the 2nd base and bake the prepared pizza in a hot oven for about 12 minutes. During this time cover the 2nd base with the remaining topping
Wash basil, shake dry, pluck leaves from the stalks and chop coarsely. Sprinkle the finished pizza with half of the basil, serve and bake the rest of the pizza