1. Preheat oven to 350 degrees Fahrenheit.
2. Lengthwise slice zucchini in half.
3. On a baking dish, place sliced zucchini and cover with tomato sauce and seasonings.
4. Place the dish in oven and bake for about 45 minutes until tender.
5. Serve Savoury Baked Zucchini with marinara sauce.