1. Sauté onions and garlic till lightly browned.

2. Add in spices and tomato paste, and fry for a few seconds.

3. Add in the chopped tomatoes, season with salt and pepper, and cook for a few minutes. 

4. Stir in ground chicken and let it cook covered till chicken is completely cooked.

5. Add in the veggies and cooked spaghetti, and mix well.