→ Beef Filling
01 - 2 tablespoons olive oil
02 - 1 large onion, finely chopped
03 - 2 medium carrots, diced
04 - 2 celery stalks, diced
05 - 2 garlic cloves, minced
06 - 1.65 lbs ground beef
07 - 2 tablespoons tomato paste
08 - 2 tablespoons all-purpose flour
09 - 1.5 cups beef stock
10 - 2 teaspoons Worcestershire sauce
11 - 1 teaspoon dried thyme
12 - 1 teaspoon dried rosemary
13 - 1 bay leaf
14 - 3.5 oz frozen peas
15 - Salt and freshly ground black pepper, to taste
→ Fluffy Mash
16 - 2.6 lbs floury potatoes, peeled and cubed
17 - 1/4 cup unsalted butter
18 - 1/3 cup plus 1 tablespoon whole milk, warmed
19 - Salt, to taste
20 - Freshly ground white pepper, to taste
21 - 1 egg yolk (optional, for extra creaminess)