Place pepper and pineapple on an oiled grill rack over medium heat; grill, covered, until lightly browned, 3-4 minutes per side., For chimichurri, place cilantro, parsley and lime juice in a food processor; pulse until herbs are finely chopped. Continue processing while slowly adding oil. Chop grilled pepper and pineapple; stir into herb mixture., Mix teriyaki sauce and ginger. Place chicken on an oiled grill rack over medium heat; grill, covered, until a thermometer reads 165degrees, 5-7 minutes per side. Brush with some of the teriyaki mixture during the last 4 minutes., Brush chicken with remaining teriyaki mixture before serving. If desired, serve with couscous. Top with chimichurri, green onions and macadamia nuts.