Put the flour and 1/2 teaspoon salt in a bowl. Dissolve the yeast in 150 ml lukewarm water. Stir olive oil and water into the flour with the dough hooks of the hand mixer and work into a smooth dough with your hands. Cover and leave to rise in a warm place for about 20 minutes. In the meantime, drain cheese and artichokes for the topping and cut into slices. Clean and wash the tomatoes and mushrooms, also cut into slices. Season tomato pieces with salt, pepper and basil.
Quarter the dough and roll out round. Place on a floured baking tray and spread with chunky tomatoes. Add cheese, mushrooms, tomatoes and artichoke hearts. Bake in the preheated oven (electric cooker: 225 ° C/ gas: level 4) for 25-30 minutes. Add Parma ham and olives 5 minutes before the end of cooking time. Garnish with basil leaves as desired