If I have time, I like to place the Beef Wellington parcels in the freezer for about 15 minutes prior to cooking so that the pastry is very cold before going into the oven. Ingredients 4 beef fillet steaks (about 150g/5oz each) plain flour, for dusting 250 g ready-made puff pastry 2 tsp dijon mustard 1 egg (beaten) for the duxelles (mushroom stuffing): 2 tblsp olive oil 15 g butter 100 g shallot (peeled and finely chopped) 250 g mushrooms (finely chopped) salt and ground black pepper 75 ml dry white wine 75 ml double or regular cream 1 tblsp chopped tarragon 2 spring onions (trimmed and chopped) Method Tip in the mushrooms, season with salt and pepper and cook for 6-8 minutes, stirring occasionally, then pour in the wine and cream and add the tarragon. Bring to the boil then reduce the heat and simmer, uncovered, for about 10...