Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   5                    tomatoes; med. -- chopped
   1      tablespoon    sugar
   1      teaspoon      salt
   1      teaspoon      basil -- dried
     1/4  teaspoon      thyme -- dried
     1/4  teaspoon      pepper -- freshly ground
     1/2  cup           vegetable oil
   6      tablespoons   vinegar
   1      tablespoon    Worcestershire sauce
   1                    onion; large -- diced

Preparation:

Blend all ingredients together and chill for 1 hour before serving. Serve on lettuce leaves.