Instructions:
- Heat olive oil in a large pot. Sauté onions and garlic until translucent.
- Add diced tomatoes, oregano, salt, and pepper. Cook for 10 minutes.
- Pour in vegetable broth. Bring to a boil, then simmer for 20 minutes.
- Blend the soup until smooth using a hand blender or food processor.
Adjust seasoning if needed. Serve hot, garnished with fresh Chive