Went to an El Salvadoran restaurant a few days ago, and a thing that the menu didn't advertise was that every dish came with salad: tastesbetterfromscratch.com/curtido/ , mostly made of cabbage, totally delicious. The pupusas and empanadas were also great. I'd eat there all the time if I could.
tastesbetterfromscratch.com
Easy Curtido Recipe (Salvadoran) - Tastes Better from Scratch
Curtido is an authentic Salvadoran cabbage slaw or relish made with finely shredded cabbage, red onion, carrot, spices, and vinegar.