Forfar Bridies (Scottish Hand Pies)
Ingredients
- 1 lb ground beef
- 1 large onion, finely chopped
- 1 teaspoon dijon mustard
- 1 1/2 teaspoons salt
- 3/4 teaspoon black pepper
- 2 tablespoons beef or vegetable stock
- 2 tablespoons unsalted butter, cold and cut into small cubes
- 1 (16 oz) package puff pastry or 1 (14 oz) package empanada baking discs, thawed
- 1 egg white
