1. Preheat the oven to 350 F (180 C, or gas mark 4).
2. Grease a 9-by-13 inch (23- by 33-cm) baking dish or round pizza pan with the teaspoon of oil and set aside.
3. To make the crust, in a bowl, combine the remaining 1 teaspoon (15 ml) olive oil with the remaining ingredients for the crust. Roll it into a bowl, transfer it to the greased baking dish, a pat it down into a thin layer.
4. Bake in the oven for 20 minutes or until golden brown. Remove from the oven and top with tomato sauce, oregano, and cheese. Place the dish back in the oven and bake for another 5 minutes, or unil the cheese is melted.