wide brown lentils (about 400 grams) • short-grain white rice (about 150 grams) • onions, diced • water (about 950 ml), or more as needed • vegetable oil (about 120 ml), or a little less • small cup olive oil (about 2 tablespoons or 30 ml) • Salt, to taste • For garnish: • onions, sliced into wedges or rings • parsley • little oil