Wash all vegetables thoroughly under cold water.
Chop the romaine lettuce into bite-sized pieces and place it in a large salad bowl.
Halve the cherry tomatoes and add them to the bowl.
Dice the cucumber and mix it in with the other ingredients.
Shred the red cabbage and toss it into the bowl.
Grate the carrots and add them to the salad.
Drizzle olive oil and lemon juice over the salad.
Season with salt and pepper to taste.
Gently toss the salad until all ingredients are well combined.
Garnish with fresh cilantro and serve immediately.