Dice vegetables such as cabbage, onion, carrot, and bell pepper.
Add olive oil to a pot and sauté the onions first.
Add the remaining vegetables and sauté together.
Pour in water and canned tomatoes, and bring to a boil.
Season with bay leaf, salt, pepper, and other seasonings as desired.
Simmer on low heat for 20-30 minutes until the vegetables are tender.