Wash vegetables such as lettuce, tomato, cucumber, and bell pepper thoroughly and cut them into bite-sized pieces.
Peel the boiled eggs and cut them into appropriate sizes.
Cook the chicken breast and cut it into cubes.
Cook bacon in a pan, let it cool, and chop it into small pieces.
Remove the skin and pit from the avocado and dice it.
Arrange vegetables and prepared ingredients in rows by type on a large plate.
Make a dressing with olive oil, lemon juice, salt, and pepper, and serve it on the side to finish.