I have a constant supply of stock in my freezer it makes a base for my soups, stews, pies, sauces and risotto. You can lamb bones easily enough from your butcher or meat supplier at your local farmers market.
Prep: 10-15 minutes
Cook: 25 minutes
Prep: 20 minutes plus 30 minutes resting of pastry and 3
Cook: 10-15 minutes plus 2 hours for the caramel
Prep: 5 minutes
Cook: 10 minutes