Chisha no Sunomono ( Lettuce with vinegar)

Ingredients  A. sunny lettuce   a half head
                         shirasu ( boiled baby sardin) few pinches
                    B. miso 1 tea spoon
                         shugar  1 tea spoon
                        ground sesame  1 tea spoon
                          vinegar   1/3 cup

1.  Tear lettuce
2.  Mix B
3.  Mix torn lettuce,  B,and shirasu