Put flour in a bowl and mix with salt and dry yeast.
Add oil and lukewarm water and beat with lukewarm water to form a dough.
Let the dough rest for 1/2 hour. Preheat the oven to 190 °C.
In the meantime, peel onion, cut into rings. Dice bell bell pepper, slice mushrooms.
After resting, roll out the dough on a baking sheet lined with baking paper and spread with ketchup.
Arrange pepper salami and bacon alternately on top. Spread corn, mushrooms, diced peppers and onion rings on top as well. Finally, sprinkle with grated cheese and oregano.
Bake the pizza for about 20 minutes, until the cheese is melted and the pizza is crispy.
Cut the finished pizza into pieces and serve.