Warm the olive oil in a nonstick frying pan.
Season the chicken breast with salt and pepper to taste and fry for about 5 minutes on each side.
Let the cooked chicken rest for 5 minutes and then dice in small pieces.
In a large mixing bowl mix the mini Romana lettuce, shredded carrot and cabbage, diced onion and chopped parsley.
Stir in the peanuts and cooked chicken
In a smaller bowl mix the vinegar, olive oil, peanut butter, salt and pepper to taste, onion powder, garlic powder and dried oregano.
Drizzle the sauce over the salad and mix until everything is well combined.
Serve and enjoy.