Carbonnade Flamande (Flemish Beef and Beer Stew)

A Belgian beer-braised beef stew with a distinctly Flemish character, carbonnade flamande turns modest ingredients into a deep, savoury dish through slow simmering. Beef chuck becomes tender in dark beer while plenty of onions soften into the sauce, giving it sweetness and body. The mustard-spread bread is a traditional-style thickener here, melting into the cooking liquid for a glossy, gently tangy finish, with cider vinegar added to sharpen the richness. Serve it with chips or mashed potatoes to catch the sauce; it is the kind of stew that suits relaxed dinners and reheats especially well.
Cuisine style Belgian comfort food
Cooking style One-pot cooking • Make-ahead friendly • Freezer-friendly
Time commitment Slow-cooked

Why this recipe works

  • Deep, savoury flavour: Slowly browned onions, seared beef and dark beer build a rich base before the stew simmers gently.
  • Classic thickening method: Mustard-spread bread breaks down into the cooking liquid, giving the sauce body, sheen and subtle sharpness.
  • Balanced richness: A small finish of cider vinegar cuts through the beef and beer, keeping the stew rounded rather than heavy.

Get the most out of this recipe

Ingredient notes

  • Choose beef suited to braising: Beef chuck works well because its connective tissue softens during the long simmer, giving tender meat and a fuller sauce.
  • Use a beer you enjoy drinking: Stout gives a darker, slightly bitter depth; ale will make the stew lighter and less intense.
  • Slightly stale bread helps the sauce: Drier bread absorbs the mustard and breaks down more readily, helping thicken the stew without making it pasty.

Common mistakes

  • Boiling the stew too hard: Keep the braise at a gentle simmer so the beef has time to become tender without tightening or drying out.
  • Browning all the beef at once: Sear the beef in batches so it browns properly rather than steaming in its own juices.
  • Rushing the onions: The onions need time to turn deeply golden and sweet; this step is central to the stew’s flavour.

Make-ahead tips

  • Even better after resting: The flavour deepens after a night in the fridge, making this a strong make-ahead stew.
  • Reheat gently: Warm over low heat until piping hot, loosening the sauce with a little water if it has thickened too much.
  • Freezes well: Cool completely before freezing, then defrost overnight in the fridge before reheating thoroughly.

Authenticity notes

  • Flemish beer-braised style: Carbonnade flamande is known for using beer rather than wine, with onions providing sweetness and depth.
  • Traditional serving: Chips are the classic partner, though mashed potatoes are equally useful for catching the rich sauce.

Equipment you'll need

Ingredients
Instructions
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  1. Halve and thinly slice the onion. Peel and finely chop the garlic.
  2. Melt the butter in a Dutch oven over medium heat. Add the onion with a pinch of the salt and cook for 15 to 20 minutes, stirring often, until deeply golden and sweet.
  3. Meanwhile, cut the beef into 4 cm chunks and season with the remaining salt and the pepper. Push the onions to the edges, increase the heat to medium-high, and brown the beef in the centre in 2 batches, letting each side take on good colour.
  4. Stir in the garlic and cook for 1 minute until fragrant. Pour in the stout, scraping up any browned bits from the base of the pot.
  5. Add the thyme and bay leaves, then bring to a gentle simmer. Cover and cook on low for 1 hour 30 minutes, stirring occasionally, until the beef is very tender and the onions have melted into the sauce.
  6. Spread the mustard over the bread, then tear the bread into small pieces. Stir it into the stew and simmer uncovered for 8 to 10 minutes, stirring, until the sauce thickens and looks glossy.
  7. Stir in the cider vinegar and simmer for 2 minutes. Remove the thyme sprigs and bay leaves, then taste and adjust seasoning with a little more salt and pepper if needed.

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Recipe notes

Serving suggestions

This recipe pairs well with:

chips mashed potatoes

Tips

  • Take your time browning the beef and caramelising the onions; both steps build the stew’s deep flavour.
  • Keep the stew at a gentle simmer rather than a rapid boil so the beef stays succulent and the sauce reduces slowly.
  • If serving vulnerable groups, ensure the stew is simmered long enough for the alcohol to cook off thoroughly.

Substitutions

  • Replace stout beer with ale beer for a lighter, less bitter stew.
  • Replace white bread with crusty white bread for a slightly firmer thickening and more texture.

Storage

  • Refrigerate up to 3 days
  • Cool completely, then refrigerate in a sealed container. Reheat gently on the hob over low heat, adding a splash of water if the sauce has thickened too much; bring to a steady simmer until piping hot. Freeze for up to 3 months and defrost overnight in the fridge before reheating.

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Carbonnade Flamande (Flemish Beef and Beer Stew)
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Recipe overview

  • Servings: 4 servings
  • Total time: 2h 30min (30min active)
  • Difficulty: Medium
  • Cuisine: Belgian
  • Allergens:
    Gluten Milk Mustard Wheat
With serving suggestions One pot Freezer friendly

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