Add carrots and celery and fry for 3 minutes. Pour enough water to cover and season with herbs, salt, and pepper. Simmer for 10-12 minutes.Add the remaining vegetables (except canned ones), and simmer for 10 minutes.
Stir in chopped tomatoes and a pinch of sugar, cook for another 10 minutes.
Break spaghettini into 2-3 cm pieces and add to the soup. Cook for 5 minutes. Add water if the soup thickens too much.
Stir in the remaining parsley in the last 1-2 minutes of cooking.
Notes
The total calories for the entire dish is approximately 890 calories, depending on the exact products and their types used. This recipe makes 3 large portions as a main meal and each serving contains roughly 297 calories.