Herbed Tomato Soup

Directions

1. 1
   Cook onion and butter until tender.
2. 2
   Add tomatoes, broth, tomato sauce, basil, thyme and pepper.
3. 3
   Bring to a boil and reduce heat.
4. 4
   Cover and simmer for 30 minutes.
5. 5
   Cool slightly.
6. 6
   Place 1/2 of mixture at a time in blender; blend until smooth.
7. 7
   Return mixture to saucepan and heat thoroughly.
8. 8
   Garnish with lemon slices.