Wash the lettuce and vegetables thoroughly and cut them into bite-sized pieces.
Cut the beef into bite-sized pieces and marinate with salt, pepper, and olive oil.
Heat a pan and sear the beef over high heat until cooked.
Place the vegetables, beans, corn, and cherry tomatoes into a bowl.
Add the grilled beef on top, then sprinkle onion chips, cilantro, and a squeeze of lime juice.
Serve with dressing to complete.