Slow-cooker chicken Diane - Astral Chicken

Ingredients

• 6-8 bone-in, skin-on chicken thighs
• 2 tsp olive oil
• 1 brown onion, finely chopped
• 2 tbsp corn flour
• 125ml chicken stock
• 1 can chopped tomatoes
• 2 tbsp Worcestershire sauce
• 2 tbsp Dijon mustard
• 2 garlic cloves, finely chopped
• 250ml pouring cream
• 200g button mushrooms, thickly sliced
• 1 tbsp thyme
• 1 packet fresh egg fettuccine
• 1 tbsp parsley, chopped to serve
• salt and pepper