Sweet and Sour Crockpot Pepper Chicken - Lisa G Cooks

Ingredients

• 1 Medium onion, (, cut into sticks)
• 1/2 Large green pepper (, sliced)
• 1/2 Large red pepper (, sliced)
• 796 ml can of whole tomatoes
• 227 g cremini mushrooms, (, sliced)
• 1 Cup sodium-reduced beef stock
• 3 tbsp sodium-reduced soy sauce
• 2 tbsp brown sugar
• 1/2 tbsp Worcestershire sauce
• 3 Cloves garlic (, crushed)
• 1/2 tsp salt
• 1/2 tsp pepper
• 3 tbsp cornstarch
• 3 tbsp water
• 3 Boneless, skinless chicken breasts, (, fat trimmed)