For that filling, warmth the essential olive oil inside a large fry pan on the medium warmth and fry the onion and garlic clove for 5 minutes or until softened. Add some mince and prepare for 5 minutes, stirring from time to time, or until browned and cooked through.
Stir within the relaxation from the filling elements, season with salt and freshly ground pepper and hang aside to awesome.
Pre-heat the oven to 180C/350F/Gas 4.
For that suet pastry, sift the flour right into a mixing bowl using the suet and season with salt and freshly ground pepper. Progressively add four tbsps of cold water, or til you have a moist but firm dough.
On the gently floured work surface roll the dough to a 2mm thickness.
Generously butter two individual cake dishes then line each using the suet pastry, to ensure that it covers the bottom and sides completely. Divide the filling mixture backward and forward dishes.
For that cake crust, unveil the shortcrust pastry on the gently floured work surface to some 2mm thickness and employ it to pay for the 2 pies, pushing lower the perimeters to close. Brush generously using the egg yolk making a hole in the center of the lid to permit steam to flee.
Put the cake dishes right into a deep-on the sides roasted container and pour in enough boiling water in the future midway in the sides from the cake dishes, being careful to not have any water around the pastry. Transfer towards the oven and prepare for 25-half an hour, or before the pastry is crisp and golden and also the filling steaming hot.
Meanwhile, for that mashed taters, steam (or boil) the taters for 25 minutes or until tender. Scald the milk then mash the taters using the hot milk, butter and lots of salt and freshly ground pepper until smooth. Drizzle after some chilli oil, if using, and warm.
For that parsley liquor, melt the butter inside a soup pot on the medium warmth and whisk within the cornflour to create a paste. Progressively stir within the stock, provide a simmer, then stir within the parsley and garlic clove and stir until thickened and smooth.