Boil 500 grams of sweet potato al dente. Remove the skin and cut in cubes. Chop and fry 1 large red onion, 4 garlic cloves, 1 spicy little pepper. Add 1 chopped large courgette and 250 grams of mushrooms. Add the sweet potato. Bake until everything cooked.Taste, add pepper and salt. Finish with 150 grams of crumbled feta cheese and a handful of chopped coriander. Serve with heated ready made tortilla. The creation of the moment : 200 grams of cottage cheese mixed with 1 chopped avocado, 1 chopped garlic clove, pepper and salt is not bad as side dish.