Name: Ham and Cheese Puffs
Prep time: 15 min
Cook time: 15 min
Total time: 30 min
Yield: 18
Ingredients: 2 sheets puff pastry (, 25cm/10" square); 4 - 5 tbsp Dijon mustard; 8 oz/250g shaved ham; 2 cups grated cheddar cheese ((or any other melting cheese) (Note 1)); 2 egg yolks ((or 1 egg - Note 2)); Oil spray