Drizzle 2 tbsp extra virgin olive oil in the bottom of the crock pot
Place boneless, skinless chicken breast in a single layer in the middle of the crockpot. Sprinkle with Italian seasoning.
Add carrots, green beans, garlic, and potatoes along edges.
Drizzle balsamic vinegar over everything.
Cook on low for 4 hours, or until chicken is cooked completely through and vegetables are tender.
Divide into 5 equal portions.