Serve this as is, or slice the chicken and pair it with warm flour tortillas, sour cream, and shredded cheese for chicken fajitas.
To prepare salsa, combine first 9 ingredients, tossing well to combine.
To prepare chicken, heat butter in a small nonstick skillet coated with cooking spray over medium-high heat. Sprinkle chicken with dash of salt and black pepper. Add chicken to pan; cook 6 minutes on each side or until done. Serve with salsa and lime slice, if desired.