Easy Healthy Crock Pot Meals Zesty Lemon Herb Chicken

Ingredients

• 2 lbs boneless, skinless chicken thighs, trimmed of excess fat
• 1 large yellow onion, chopped
• 2 carrots, peeled and chopped
• 2 celery stalks, chopped
• 1 red bell pepper, seeded and chopped
• 1 green bell pepper, seeded and chopped
• 2 cloves garlic, minced
• 1 lemon, juiced and zested
• 2 tablespoons olive oil
• 1 tablespoon dried Italian herbs
• 1 teaspoon salt
• 1/2 teaspoon black pepper
• 1/4 teaspoon red pepper flakes (optional)
• 1 (14.5 oz) can diced tomatoes, undrained
• 1/2 cup chicken broth (low sodium)
• Fresh parsley, chopped (for garnish)