To prepare the dough, sift the flour in a bowl, make a hole, and add salt, yeast, and sugar, and pour warm water, knead the dough, add olive oil and oregano, cover with a tea towel and put it in a warm place to rise.
To prepare the sauce, mix tomato puree with salt, pizza seasoning (basil, oregano, and paprika), and minced garlic.Cut the cremini mushrooms thinly, the red bell pepper into long, thin pieces, olives into small pieces.
When the dough rises, roll it out on a floured board, and transfer it to a baking form, which should be sprinkled with flour beforehand.
Spread the prepared sauce on the dough, add chopped mushrooms, bell pepper, and olives, pour a little olive oil, sprinkle with a little oregano, and put it in the oven heated to 225 °C and bake for 15-18 minutes.Bon Appetit!