Rosti is a great way to cook potatoes – add in some beetroot to add colour and flavour. Serve with tender beef fillets and a rich Madeira sauce for an impressive dish.
Equipment and preparation: for this recipe you will need two 7.5cm/3in chefs’ rings.
Ingredients
- For the beef, salsify and sauce
-
- 2 tbsp
vegetable oil - 4 x 200g/7oz middle-cut
beef fillet - 180g/6½oz unsalted
butter - 200g/7oz
salsify, peeled and cut into 2cm/1in batons (keep in a bowl of citrus water to prevent browning) - 1 banana
shallot, thinly sliced - 100ml/3½fl oz
Madeira - 175ml/6fl oz veal jus or stock (alternatively you can use
beef stock) - 2 tbsp finely chopped fresh
chervil - salt and freshly ground
black pepper
- 2 tbsp
- For the rosti and baby beets
-
- 4 large Maris Piper
potatoes, scrubbed, not peeled, coarsely grated - 2
beetroots, peeled, coarsely grated - 75g/2½oz
crème fraîche - 1 free-range
egg, yolk only - 1 tbsp finely chopped fresh
parsley - 70g/2½oz
butter - 1 bunch baby
beetroots - 1 bunch heritage or candied
beetroot
- 4 large Maris Piper
Preparation method
-
Preheat the oven to 200C/180C Fan/Gas 6.
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Heat the oil in a medium frying pan. Once hot add the beef and cook on each side for 2-3 minutes.
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Add 75g/2¾oz butter to the pan and place in the oven for 4-5 minutes depending on the weight of your fillet steak. Leave to rest.
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Add 75g/2¾oz butter to a hot pan. Add the salsify and and stir-fry for 3-4 minutes, or until tender and golden-brown.
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In a clean pan, heat the remaining butter until foaming then add the shallot. Fry for 3-4 minutes, or until golden-brown.
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Add the Madeira and carefully tip the pan towards the flame of the hob, so that the alcohol catches alight. Cook until the liquid has reduced in volume by three-quarters. Add the veal stock, stirring well, and cook for 3-4 minutes, or until reduced in volume by half. Season, to taste, with salt and black pepper. Stir in the chervil.
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For the rosti, put the potatoes in a clean tea towel inside a bowl and squeeze out any excess water. Transfer the potato and beetroot into a clean bowl along with the crème fraîche, egg, parsley, salt and pepper. Stir until well combined.
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Heat 35g/1¼oz butter in an ovenproof frying pan over a medium heat and place 2 x 7.5cm/3in chefs’ rings in the pan. Spoon the potato mixture into the rings, press down well using a spoon, and cook for 3-4 minutes, or until golden-brown. Remove the rings, turn the rosti, press the mixture down and cook for a further 3-4 minutes. Transfer the pan to the oven for 5-10 minutes, or until tender and cooked through.
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Meanwhile, boil the baby beetroots in their skins for 10-15 minutes. Run under cold water and rub off the skins. Heat a medium frying pan and add the remaining butter, add the baby beetroots and cook for 1-2 minutes. Peel the heritage beetroots and cut using a mandolin.
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To serve, place the rosti in the centre of the plate and place the beef on top. Put the salsify and beetroot around the rosti and pour over the sauce.