Creamy Slow Cooker Chicken Alfredo Proper Easy Comfort Food

Ingredients

• 2 lbs (900g) boneless, skinless chicken breasts
• 1 tbsp (15ml) olive oil
• 1 medium yellow onion, chopped (about 1 cup)
• 2 cloves garlic, minced
• 1 tsp dried Italian seasoning
• ½ tsp salt
• ¼ tsp black pepper
• 1 (14.5 oz / 411g) can chicken broth
• ½ cup (120ml) heavy cream
• 4 oz (115g) cream cheese, softened and cubed
• ½ cup (60g) grated Parmesan cheese
• ¼ cup (30g) grated Romano cheese (optional)
• Fresh parsley, chopped (for garnish)
• 1 lb (450g) dried fettuccine pasta