Cut vegetables such as onion, carrot, potato, and broccoli into bite-sized pieces.
Heat olive oil in a pot and sauté garlic.
Add onion, carrot, and potato and stir-fry.
Add broccoli and stir-fry briefly.
Pour in water and chicken stock or vegetable stock, and bring to a boil.
Add tomato sauce and herbs (such as basil, oregano, etc.).
Simmer on low heat until the vegetables are soft.
Season with salt and pepper.
Serve in a bowl to finish.