Mix together the dried onion flakes and reserved chopped parsley. Serve the stroganoff sprinkled with the onion and herb mix, with the rice on the side, if you like.

(You can do this the night before or in the ... reserving a little to scatter over the top. Garnish the stroganoff with the reserved parsley and serve with rice or tagliatelle.

Start the sauce by melting a tablespoon of butter and mixing it with flour to create a roux. Then, gradually and continuously stirring, pour in 500 millilitres of broth to prevent lumps. Bring the ...