
Vienna's beloved beef sirloin topped with a mountain of crispy fried onion rings in a rich beef jus.
Zwiebelrostbraten is one of Vienna's most beloved traditional dishes — a thick sirloin steak, sautéed and rested in a rich beef jus, crowned with a towering pile of crispy fried onion rings. It's found at every Viennese Gasthof (traditional restaurant) and represents the hearty, satisfying character of Austrian meat cookery. The sweet-savory fried onions are the soul of the dish.
Serves 4
Separate onion rings, toss in flour, shake off excess. Fry in hot oil in batches at 180°C until golden and very crispy. Drain and season with salt. Keep warm.
Score the fat rim of each steak. Season generously. Sear in butter over high heat for 2–3 minutes per side for medium-rare. Remove and rest.
Add finely chopped onion to the same pan. Cook until soft. Add red wine, scraping up the browned bits. Add beef stock and simmer 5 minutes until slightly reduced.
Place steak in a shallow bowl. Ladle jus over and around. Top with a generous mountain of crispy onion rings.
The onion rings must be very crispy — wet rings destroy the dish.
Scoring the fat prevents the steak from curling in the pan.
Rest the steak properly — 5 minutes minimum.
Taste and adjust salt at the very end — flavors concentrate as liquids reduce, and a final pinch of flaky salt sharpens the whole dish.
Add mushrooms to the jus
Serve with Viennese potato salad (in a warm vinegar dressing)
Make with pork instead of beef
Vegetarian: swap the protein for roasted king oyster mushrooms, smoked tofu or cooked chickpeas — adjust seasoning slightly upward to compensate.
Best eaten immediately. Leftovers can be refrigerated 2 days.
Zwiebelrostbraten has been a staple of Vienna's Gasthaus culture since the 19th century. 'Rostbraten' refers to the grill rack (Rost) on which the beef was traditionally cooked, and 'Zwiebel' (onion) describes the defining topping.
Fry at high temperature until properly golden, drain well, and serve immediately. Keeping them warm in a low oven (80°C) for up to 15 minutes maintains crispiness.
Sirloin (Rostbraten in Austrian German) is traditional. Ribeye also works beautifully.
Yes — most of the components can be prepared up to a day in advance and refrigerated separately. Reheat gently and assemble just before serving so textures stay distinct.
Stay close to the role each ingredient plays: swap aromatics for similar ones (shallot for onion, lime for lemon), and keep the fat-acid-salt balance intact. Spice blends can usually be approximated with what's in the cupboard.
Per serving · 4 servings total
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