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Steak Diane: The Classic Aussie Pub Sauce

Steak Diane made with grass-fed eye fillet medallions under a creamy mushroom and Worcestershire sauce

Serves

4

Prep Time

15 minutes

Cook Time

20 minutes

Total Time

35 minutes

Difficulty

Medium

Category

Mains

Introduction

Steak Diane is a quickly seared steak served under a creamy pan sauce of garlic, mushrooms, Worcestershire, Dijon mustard and cream, built in the same pan so it soaks up every bit of flavour from the sear.

It has been a fixture on Australian pub and bistro menus for generations, and it comes together at home in about 35 minutes. Medallions cut from a grass-fed eye fillet stay tender and cook in minutes, while the sauce brings savoury depth and a gentle mustard bite.

This recipe shows you how to cut and flatten the steaks, cook them to a probe temperature and finish the sauce with or without the brandy flame.

Ingredients

For 4 servings

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  • 4 x 150ggrass-fed eye fillet steakscut from the centre of a whole fillet
  • 1 tbspolive oil
  • 40gbutterdivided
  • sea salt and freshly ground black pepperto season
  • 2French shallotsfinely chopped
  • 3garlic clovescrushed
  • 200gbutton or Swiss brown mushroomsthinly sliced
  • 60mlbrandyoptional
  • 250mlbeef stock
  • 1 tbspWorcestershire sauce
  • 2 tspDijon mustard
  • 150mlthickened cream
  • 2 tbspflat-leaf parsleyfinely chopped

Utensils

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  • Large heavy-based frying pan
  • Baking paper
  • Meat mallet or rolling pin
  • Digital probe thermometer
  • Tongs
  • Long-reach lighter, if flaming
  • Wooden spoon
  • Chopping board and sharp knife
  • Warm plate and aluminium foil

Cooking Steps

1

Cut and flatten the steaks

Cut four 150g steaks, about 3cm thick, from the centre of the eye fillet and take them out of the fridge while you prepare the sauce ingredients. Place each steak between two sheets of baking paper and press or tap gently with a meat mallet until about 2cm thick. Pat dry and season well with salt and pepper.

2

Sear the steaks

Heat the oil and 10g of the butter in a large heavy-based frying pan over high heat until foaming. Cook the steaks for 2 to 3 minutes on each side, until well browned and a probe in the centre reads 52 to 55C for medium rare. Move them to a warm plate, cover loosely with foil and rest while you make the sauce.

3

Cook the mushrooms

Reduce the heat to medium and add the remaining butter, the shallots and garlic. Cook for 1 to 2 minutes until soft, then add the mushrooms and cook for 4 to 5 minutes, stirring, until golden and their liquid has evaporated.

4

Flame or deglaze

Take the pan off the heat, add the brandy, then return it to the heat. To flame it, stand back and light the edge of the pan with a long lighter, letting the flames die down on their own, about 30 seconds. To skip the flame, simmer the brandy for 1 minute, or use a splash of the stock instead. Scrape up the browned bits from the base of the pan.

5

Build the sauce

Stir in the stock, Worcestershire sauce and mustard and simmer for 4 to 5 minutes, until reduced by about half. Pour in the cream and simmer for 2 to 3 minutes more, until the sauce coats the back of a spoon. Taste and season.

6

Finish and serve

Return the steaks and any resting juices to the pan and turn them in the sauce for 30 seconds to warm through without letting it boil. Scatter with parsley and serve straight away, with plenty of sauce spooned over.

Nutrition

Per Serving

Recipe serves 4
Energy 1970 kJ (471 cal)
Protein 36g
Total Fat 33g
Saturated Fat 17g
Carbohydrates 6g
Sugars 3g
Sodium 620mg

Nutritional values are estimates only and may vary based on specific ingredients, brands, cuts, cooking method, and portion sizes. For medical or dietary purposes, please consult a qualified nutritionist.

Tips and Pairing

The centre of a whole eye fillet gives you even medallions that cook at the same rate, which matters when each steak spends only a few minutes in the pan. The thinner head and tail make a quick stir fry later in the week. For a more budget-friendly Diane, use 2cm steaks cut from a scotch fillet or porterhouse and add 30 to 60 seconds on each side. Grass-fed beef is lean and cooks a little faster than grain-fed, so check the temperature early. The Australian pub-style Diane sauce leans on mushrooms, garlic, Worcestershire and cream, and it is usually poured over the steak with chips and salad. Restaurant versions are often flamed tableside with cognac and finished with a richer reduced stock. Flaming is optional: if you do it, switch off the range hood, never pour straight from the bottle near a flame and keep a lid within reach to smother it. For an alcohol-free sauce, replace the brandy with extra stock and a squeeze of lemon. To get ahead, cook the mushrooms and reduce the stock earlier in the day, then reheat and finish with the cream while the steaks rest. Doneness guide for the centre after resting: rare 55 to 60C, medium rare 60 to 63C, medium 65 to 70C, well done 75C. Thin medallions overshoot quickly, so pull them 3 to 5C below your target and let a short spell of resting the beef finish the job. The Food Safety Information Council recommends cooking whole cuts of beef to at least 63C and resting them for 3 minutes. Rarer beef is a personal choice that pregnant women, older people, young children and anyone with a weakened immune system are safest avoiding. Refrigerate leftovers within two hours and reheat them gently in the sauce.
Serve steak Diane the pub way with crisp chips and a green salad, or with creamy mash and buttered green beans to catch every drop of sauce. A Coonawarra Cabernet Sauvignon or a Barossa Shiraz stands up to the cream and Worcestershire. For a lighter sauce night with the same medallions, pour over a glossy jus made the same way as the sauce for beef eye fillet with red wine jus.

People Also Ask

What is steak Diane sauce made of? +

Steak Diane sauce is made from butter, shallots, garlic, mushrooms, Worcestershire sauce, Dijon mustard, beef stock and cream, often with a splash of brandy. It is built in the pan the steak was cooked in, so the browned bits from the sear give it depth, and it is finished with chopped parsley just before serving.

How do you make Australian Diane sauce? +

Sear and rest the steak, then soften shallots, garlic and sliced mushrooms in butter in the same pan. Deglaze with brandy or stock, add Worcestershire sauce, Dijon mustard and beef stock, and reduce by half. Stir in cream, simmer until it coats a spoon, then return the steak and its juices and finish with parsley.

What is a Diane style steak? +

A Diane style steak is a thin or flattened steak seared quickly in a hot pan and served under Diane sauce, a creamy mix of mushrooms, garlic, Worcestershire, mustard and cream. Rump, scotch fillet and porterhouse all work, while eye fillet medallions give the most tender result. Flattening the steak helps it cook fast and evenly.

Is steak Diane outdated? +

Steak Diane is a retro classic rather than an outdated one. It peaked as a flamed tableside dish in restaurants in the mid twentieth century, and the creamy mushroom sauce remains a familiar order on Australian pub menus. Made at home with a quality eye fillet and a properly reduced sauce, it is a quick, impressive dinner.

What cut of beef is best for steak Diane? +

Eye fillet is the best cut for steak Diane because it is the most tender and cuts into neat medallions that cook in a few minutes. Use the centre of a whole fillet for even steaks. For a lower-cost version, 2cm scotch fillet or porterhouse steaks work well; give them an extra 30 to 60 seconds each side.

Written By

James C.

James C.

Food & Consumer Content Strategist

James is a Content Manager & Editorial Strategist specialising in practical consumer content. For Cost Cut Meats, he develops resources around Australian meat, beef cuts, bulk buying, storage, preparation and getting better value from the meat you buy.