Heat 1 tsp of olive oil in skillet over medium heat.
Add chicken to heated oil.
Sprinkle with salt & pepper.
When chicken is half way done, add diced red onion.
Cook chicken and red onion until chicken is thoroughly cooked.
Combine the cooked chicken & onion with the bell pepper, chickpeas and spinach.
Mix together balsamic vinegar and dijon mustard together and pour over salad.
Enjoy!