Step 1

Pour the milk and stock into a slow cooker. Stir to combine. Add the pasta, chicken, gouda, cream cheese, parmesan, garlic and mustard. Stir until well combined.

Step 2

Cover and cook on High for 10 minutes. Stir to stop pasta sticking to the base. Cover and cook, stirring halfway through, for 1 hour 5 minutes or until pasta is al dente. Add the spinach and stir until wilted. Season.

Step 3

Serve pasta sprinkled with extra parmesan. Season with black pepper.