Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   2      slices        white or egg bread
                        - -- (challah)
                        green or bla
   1      small         amount of mayonnaise
                        Swiss cheese
   1                    ripe tomato
                        salt and pepper

Preparation:

Spread each slice of bread with olivada, and a little bit of mayonnaise. Sandwich a slice or two of cheese in between the bread, with or without a slice of tomato. Sauté or grill sandwich on each side until cheese has melted.