From above, a wide white bowl holds glossy deep-brown lamb stew on one side, dotted with carrots and pearl onions, beside a swoosh of pale-green colcannon. Vivid parsley oil is drizzled in emerald droplets around the plate, topped with a nest of crisp fried leeks and scattered parsley leaves for a dramatic St. Patrick’s Day finish.

Stout-Braised Irish Lamb Stew with Colcannon and Parsley Oil

Classic Irish comfort, rich, green, and celebration-worthy.

Category Main Course
Prep 35 minutes
Cook 140 minutes
Style Irish
Technique Braising
Diet Friendly -

Daily recipe · March 17, 2026

A little about this dish

For an iconic St. Patrick’s Day dinner, it’s hard to beat a beautifully plated traditional Irish lamb stew with colcannon. This version keeps the soul of the classic while making it dinner-party worthy: tender lamb shoulder slowly braised with stout, onions, carrots, and herbs, then served alongside silky colcannon made from buttery mashed potatoes folded with sautéed cabbage and scallions. A bright parsley oil and crisp fried leek garnish add fresh green contrast, making the plate feel festive, elegant, and unmistakably Irish.

Ingredients (for 6)

  • Lamb shoulder — 2 1/2 lb — trimmed and cut into 2-inch cubes
  • Yukon gold potatoes — 2 lb — peeled and cut into chunks
  • Green cabbage — 1/2 small head — finely shredded
  • Stout beer, preferably irish stout — 12 oz
  • Beef or lamb stock — 3 cups
  • Pearl onions — 1 cup — peeled
  • Carrots — 4 medium — peeled and cut into thick rounds
  • Yellow onions — 2 medium — one diced and one thinly sliced
  • Leeks, white and light green parts only — 2 medium — one thinly sliced for garnish and one finely sliced for colcannon
  • Scallions — 4 — thinly sliced
  • Garlic — 4 cloves — minced
  • Fresh parsley — 1 large bunch — leaves picked and stems separated
  • Fresh thyme — 6 sprigs
  • Fresh rosemary — 1 sprig
  • Bay leaves — 2
  • Unsalted butter — 8 tbsp — divided
  • Heavy cream — 3/4 cup — warmed
  • All-purpose flour — 2 tbsp
  • Apple cider vinegar — 1 tbsp
  • Lemon juice — 1 tbsp
  • Neutral oil — 1/2 cup — divided
  • Salt — 2 1/2 tsp — or to taste
  • Black pepper — 1 1/2 tsp — or to taste

Preparation

  1. Step 1 — 🥩🧂🌶️
    Pat the lamb shoulder dry and season it all over with 1 1/2 teaspoons salt and 1 teaspoon black pepper.
  2. Step 2 — 🔥🥘🥩
    Heat a large Dutch oven with 2 tablespoons neutral oil over medium-high heat. Brown the lamb in batches for 8 to 10 minutes per batch until deeply golden, then transfer to a plate.
  3. Step 3 — 🧅🧄🌿
    Reduce heat to medium. Add the diced yellow onion, garlic, parsley stems, thyme, rosemary, and bay leaves. Cook for 3 to 4 minutes until fragrant.
  4. Step 4 — 🍺🥣🥄
    Stir in the flour and cook for 1 minute. Pour in the stout beer, scrape up the browned bits, then add the stock. Return the lamb and any juices to the pot.
  5. Step 5 — ♨️🫕⏳
    Bring the stew to a gentle simmer, cover, and cook on low heat for 1 hour.
  6. Step 6 — 🥕🧅🍲
    Add the carrots and pearl onions. Cover and simmer for 45 to 60 minutes until the lamb is fork-tender. Stir in the apple cider vinegar and adjust with more salt and black pepper if needed.
  7. Step 7 — 🥔💧🍴
    While the stew cooks, boil the Yukon Gold potatoes in well-salted water for 15 to 18 minutes until very tender. Drain and let them steam dry for 2 minutes.
  8. Step 8 — 🧈🥬🍳
    Melt 3 tablespoons butter in a large skillet over medium heat. Add the finely sliced leek, shredded green cabbage, and a pinch of salt. Cook for 8 to 10 minutes until soft, then stir in the scallions.
  9. Step 9 — 🥔🥛🧈
    Mash the potatoes with the warmed heavy cream and remaining 5 tablespoons butter until smooth. Fold in the cabbage-leek mixture and season with salt and black pepper to taste. Keep warm.
  10. Step 10 — 🌿🍋🫒
    Blend the parsley leaves, lemon juice, 1/4 cup neutral oil, and a pinch of salt until smooth. Strain if you want a cleaner drizzle.
  11. Step 11 — 🥬🔥✨
    Toss the thinly sliced leek with a pinch of salt. Heat the remaining oil in a small pan and fry the leek for 1 to 2 minutes until lightly golden and crisp. Drain on paper towels.
  12. Step 12 — 🍽️🍲🌿
    Spoon the colcannon onto plates or shallow bowls. Ladle the lamb stew beside it, then finish with parsley oil, crispy leek, and a few fresh parsley leaves.

A final fox tip

Colcannon is one of Ireland’s most beloved potato dishes, traditionally made with cabbage or kale and enriched with butter and milk. For an extra-authentic St. Patrick’s Day table, serve this with Irish brown bread and a pat of salted butter. If you prefer, beef chuck can replace the lamb, but lamb gives the dish a more old-world, celebratory feel.

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