Romaine lettuce is very green
You're right about that. I like using romaine lettuce when I make stews and soups, because it's tolerant of heat unlike most lettuces. Keep's the crunch!
Which salad dressing is your favorite?
I really like Italian dressing, the blend of water, vinegar, chopped bell peppers, and dill is just a one of a kind flavor for me.
I prefer caesar salad dressing.
Caesar salad
A Caesar salad (also spelled Cesar and Cesare) is a green salad of romaine lettuce and croutons dressed with lemon juice (or lime juice), olive oil, egg, Worcestershire sauce, anchovies, garlic, Dijon mustard, Parmesan cheese, and black pepper.
In its original form, this salad was prepared and served tableside.
History.
The salad's creation is generally attributed to restaurateur Caesar Cardini, an Italian immigrant who operated restaurants in Mexico and the United States. Cardini was living
Romaine lettuce
Romaine or cos lettuce ("Lactuca sativa" L. var. "longifolia") is a variety of lettuce that grows in a tall head of sturdy dark green leaves with firm ribs down their centers. Unlike most lettuces, it is tolerant of heat. In North America, romaine is sold as whole heads or as “hearts” that have had the outer leaves removed and are often packaged together. 
Commercially sold romaine lettuce has historically been the subject of product warnings by both U.S. and Canadian health authorities