Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   4      large         Idaho baking potatoes -- baked
   1      tablespoon    olive oil
   1      tablespoon    red wine vinegar
     1/2  teaspoon      salt
     1/4  teaspoon      black pepper
     1/4  teaspoon      dried thyme
   8      ounces        cooked green beans -- trimmed
                        --cut into 1-inch pieces
   1      large         tomato -- diced
     1/2  cup           diced peeled and seeded cucumber
     1/2  cup           diced red bell pepper
   6      ounces        water-packed chunk white tuna -- drained
   1                    hard-boiled egg -- diced
   2                    anchovy fillets -- finely chopped
                        -- optional

Preparation:

1. In large bowl, whisk oil, vinegar, mustard, salt, pepper and thyme. Stir in green beans, tomato, cucumber, bell pepper and tuna; toss to coat thoroughly with dressing. 2. Cut baked potatoes lengthwise, cutting almost to base of potato. Mash slightly with fork, leaving in skins. Spoon tuna mixture over each potato, dividing evenly. 3. Garnish with egg and anchovies.