Serves 6, 25g butter (2 pieces)
Wash vegetables such as onion, carrot, celery, broccoli, and tomato thoroughly and chop them into bite-sized pieces
Heat olive oil in a pot and sauté onions and garlic to release their fragrance
Add all remaining vegetables and lightly stir-fry
Add canned tomatoes and water, and bring to a boil
Season with bay leaf, herbs, salt, and pepper
Simmer over medium-low heat until all vegetables are cooked through
Remove the bay leaf before serving and transfer to bowls