Wash all fresh vegetables thoroughly.
Chop the romaine lettuce into bite-sized pieces and place it in a large salad bowl.
Halve the grape tomatoes and add them to the bowl.
Slice the cucumber and add it for crunch.
Thinly slice the red onion and mix it in.
Add the sliced black olives for a salty flavor.
Sprinkle the croutons over the salad for texture.
Add both the mozzarella and parmesan cheese on top.
Drizzle the Italian dressing evenly over the salad.
Season with salt and pepper to taste, then toss gently to combine.