Grill chicken and let cool. Chop chicken into cubes and set aside.
Cut avocado in half, remove seed and peel. Add to bowl and mash with fork
Juice lime and add to mashed avocado.
Chop onion, roasted pepper, and cilantro
Combine all ingredients in bowl and add salt and pepper to taste. Cover and chill
Serve over a bed of arugula or this makes a great sandwich. Some suggested garnishes are chopped green onion, pickled jalapeños or hot sauce! Enjoy!