Tomato Soup

In a large pot, melt butter over medium heat. Add carrots, celery and onion and sautee until onions are translucent. Add canned tomatoes, chicken stock and fresh tomatoes. Allow to come to a boil and cook until vegetables are tender. Puree with an immersion blender. Add basil, salt and pepper to taste. Serve. To peel tomatoes, place in boiling water for 1-2 minutes. Run over cool water and peel.