Avocado and Rocket Soup The introduction to this recipe on page 114 of The Soup Book states that "rich slightly nutty avocado works well with peppery wild rocket" and recommends the Hass variety. I hadn't given much thought to the varieties before, but on reflection my earliest memories are of smooth green-skinned ones (possibly Fuerte or Gwen) rather than the rough-skinned purplish-black Hass. This avocado information comes courtesy of Wikipedia and the California Avocado Commission website, by the way. I am not a fan of lettuce and was made to eat it as a child. As an adult I have to smother it in dressings in order to get it past my reluctant tongue. In the last ten to twelve years I have found that restaurants in Dublin over-dress, over-decorate and over-garnish salads with lettuce - a cheap way of making a plate look full, I presume. Pleasant to look at but olfactorily repellent to the likes of me. So thank goodness for the arrival of rocket (Eruca sativ...