The brilliant trick that will change the way you cook meat!

The brilliant trick that will change the way you cook meat!

Ingredients:
puff pastry: 400 g (14 oz)
mustard: 40 g (1.4 oz)
prosciutto: 50 g (1.8 oz)
onion: 1 pc
mushrooms: 100 g (3.5 oz)
salt: 3 g (0.1 oz)
black pepper: 3 g (0.1 oz)
ham: 70 g (2.5 oz)
pork tenderloin: 500 g (18 oz)
salt: 4 g (0.1 oz)
black pepper: 3 g (0.1 oz)
melted cheddar pressed cheese: 4 pc
eggs: 1 pc
garlic: 2 cloves