1In large bowl.(glass makes a very nice visual) layer romaine lettece, cherry tomaotes (cut in half), sliced cucumber, diced sweet onion, chili beans (drained),crushed doritoes. When all assembled pour over ranch dressing then add shredded cheese. Chill in refrigerator for 10 to 15 minutes.
2added note..If not planning on serving all the salad at once, leave out some of the crushed doritoes to use for any leftovers.