Brown ground beef in a skillet and drain off any excess fat.

Add chopped onion to the skillet and cook until tender.

Stir in drained kidney beans, Catalina French dressing, water, and chili powder.

Simmer the mixture for 15 minutes, stirring occasionally.

In a salad bowl, combine shredded lettuce and green onion slices.

Add the meat mixture and 1 1/2 cups of shredded Cheddar cheese to the salad bowl.

Mix lightly to combine.

Sprinkle the remaining cheese over the salad.

Serve immediately.