For the filling
400 g leftover roast/stew with its gravy/sauce
2 carrots, diced
1 onion, diced
1 celery stalk, diced
150 g frozen peas
1 rosemary sprig
1 bayleaf
20 g butter
2 tbsp olive oil
2 tbsp tomato paste
A dash of Worcestershire sauce, if wanted
Salt and pepper to taste
For the mashed potatoes
500 g floury potatoes, peeled and roughly chopped
100 ml milk
150 ml double cream
30 g butter
2 egg yolks
50 g grated Grana Padano cheese
Grated nutmeg to taste
Salt & pepper to taste
Chef’s tip
Before finishing off the pie with the mashed potatoes and baking it, allow the mixture to cool a little so that the pattern you draw with the potatoes will remain clear. I also suggest using the top grill of the oven to obtain a golden crusted pie.