Add the lettuce and potatoes and cook for 1 minute ... well before cooking. Romaine, Little Gem, iceberg, round lettuce, or bags of mixed leaves all work well. You can also use watercress ...

I like to add some crunchy vegetables to it and I have a trick to let you make this ahead so the lettuce ... cucumber and half the mixed leaves, Romaine lettuce and rocket in the bowl.

1. In a bowl, combine the scallions, blue cheese, lemon juice, vinegar, a generous pinch each of salt and pepper, and the ...