1 package HiddenValley buttermilk dressing
1 lb ground round or sirloin
1 can pinto beans
8 oz Monterey Jack cheese, shredded
1 medium onion, chopped
1 tomato, chopped
1 head Romaine lettuce, washed and torn into small pieces
Make buttermilk dressing according to directions (use real buttermilk). Refrigerate. Brown beef. Add onion and sauté until tender. Drain fat if needed. Heat pinto beans and add to beef mixture or leave on the side. Arrange greens on a plate. Sprinkle with chopped tomato. Add warm beef mixture and pinto beans if desired and top with shredded cheese. Drizzle dressing over ingredients. Top with crumbled Tostitos.