Cut tomatoes, onions, carrots, potatoes, and garlic into bite-sized pieces.
Heat olive oil in a pot and sauté garlic and onions.
Add carrots and potatoes and stir-fry for another 2–3 minutes.
Add the tomatoes, continue to stir-fry, then add water and herbs.
Simmer over low heat for 20–30 minutes.
Season with salt and pepper to taste.