Irish Colcannon with Kale

Golden mashed potatoes blended with sautéed kale and melting butter in a rustic bowl. Pin It
Golden mashed potatoes blended with sautéed kale and melting butter in a rustic bowl. | yumkitchennotes.com

Colcannon is a traditional Irish dish that pairs creamy mashed potatoes with tender blanched kale and a generous amount of butter. The potatoes are boiled until soft and mashed smoothly before being combined with kale that’s been lightly wilted to preserve its texture and color. Infusing milk with sliced spring onions adds a subtle sweetness and depth to the dish. Seasoned simply with salt and pepper, this side brings warmth and comfort to any meal. Serve it hot with an extra pat of butter melting on top for a truly indulgent experience.

The smell of butter melting into potatoes still takes me back to a tiny Dublin kitchen where I first learned that colcannon isn't just mashed potatoes with greens mixed in. My friend's grandmother would sing while she worked, her hands moving faster than I could follow, transforming humble ingredients into something that felt like a hug on a plate. That rainy afternoon taught me that the simplest foods often hold the most magic.

Last winter, during that stretch where it felt like spring would never arrive, I made this for friends who'd just moved into a new apartment with barely any furniture. We sat on the floor eating from mismatched bowls, and somehow this dish made everything feel right. The kale was from my garden, still holding onto that sweet frost-kissed flavor that only winter brings.

Ingredients

  • 900 g floury potatoes: Russet or Yukon Gold work best here because they break down into that fluffy cloud-like texture that absorbs all the butter and milk
  • 200 g kale: Remove those tough stems and slice the leaves into ribbons so they melt into the potatoes rather than sitting in separate pieces
  • 4 spring onions: These add a gentle bite that cuts through all that rich dairy
  • 100 ml whole milk: Full fat is non-negotiable here, it makes all the difference between creamy and just watery
  • 75 g unsalted butter: Plus more for serving because this is one of those dishes that deserves to be finished properly
  • Salt and freshly ground black pepper: Generous seasoning is what transforms this from side dish to centerpiece

Instructions

Start your potatoes:
Cover the peeled chunks with cold salted water and let them simmer away until they're tender enough to surrender to a fork
Prep the kale:
Blanch those green ribbons in boiling salted water for just a few minutes until they wilt, then drain them well
Warm the dairy:
Heat the milk with half the butter and spring onions, letting those onions steep and release all their sweet flavor
Mash it all together:
Drain the potatoes and mash until they're smooth and willing, then stir in that warm onion-infused milk
Bring it home:
Fold in the kale, season until it sings, and serve with an extra knob of butter melting right in the center
Creamy Irish Colcannon with Kale and Butter piled high on a warm dinner plate. Pin It
Creamy Irish Colcannon with Kale and Butter piled high on a warm dinner plate. | yumkitchennotes.com

There's something almost meditative about the rhythm of mashing potatoes, watching them transform from chunky to smooth. My daughter started helping with this recipe when she was eight, standing on her step stool with the masher, determined to get every single lump. Now she makes it better than I do.

The Potato Question

I've tried waxy potatoes, thinking they'd hold their shape better, but they just don't give you that ethereal creaminess that makes colcannon so special. Floury varieties absorb the dairy like they've been waiting their whole lives for this moment.

Making It Yours

Sometimes I swap in savoy cabbage when that's what the garden gives me, or I'll add a handful of chopped cooked bacon when I'm feeding people who need something extra hearty. The bones of the recipe stay the same, but the soul changes with the seasons.

Perfect Pairings

This dish knows exactly what it wants to be served alongside, and it's not shy about telling you.

  • A roasted chicken with crispy skin is its oldest friend
  • Sausages with plenty of fennel seeds make this feel like a proper feast
  • On its own with a simple green salad when you want something gentle and restorative
Hearty Irish Colcannon with Kale and Butter served with a melting pat of butter. Pin It
Hearty Irish Colcannon with Kale and Butter served with a melting pat of butter. | yumkitchennotes.com

Simple food, made with care and shared with people you love, that's what colcannon is really about.

Recipe Questions

Floury potatoes like Russet or Yukon Gold are ideal as they mash smoothly and create a creamy texture.

Blanch the kale briefly in salted boiling water until wilted, then drain thoroughly to avoid excess moisture.

Yes, by substituting butter and milk with plant-based alternatives such as vegan butter and almond or oat milk.

It imparts a gentle onion aroma and subtle sweet notes, enhancing the overall flavor without overpowering.

Substituting kale with savoy cabbage offers a more classic Irish take, providing a slightly different texture and taste.

Irish Colcannon with Kale

A comforting blend of mashed potatoes, tender kale, and rich butter for a satisfying side.

Prep 15m
Cook 30m
Total 45m
Servings 4
Difficulty Easy

Ingredients

Vegetables

  • 2 lbs floury potatoes (Russet or Yukon Gold), peeled and cut into chunks
  • 7 oz kale, stems removed and leaves sliced
  • 4 spring onions (scallions), thinly sliced

Dairy

  • 1/2 cup whole milk
  • 1/3 cup unsalted butter, plus extra for serving
  • Salt and freshly ground black pepper, to taste

Instructions

1
Boil Potatoes: Place potatoes in a large pot and cover with cold, salted water. Bring to a boil, reduce heat, and simmer for 15–20 minutes until tender.
2
Prepare Kale: Bring a separate pot of salted water to a boil. Add sliced kale and blanch for 2–3 minutes until wilted. Drain well and set aside.
3
Infuse Milk: In a small saucepan, heat milk with half of the butter until just warm. Add spring onions and let infuse for 2 minutes on low heat.
4
Mash Potatoes: Drain potatoes and return to pot. Mash until smooth and lump-free.
5
Combine and Cream: Stir in warm milk infused with spring onions and remaining butter. Mix until creamy.
6
Incorporate Kale: Fold in blanched kale. Season generously with salt and pepper.
7
Serve: Serve hot with an extra knob of butter melting in the center of each serving.
Additional Information

Equipment Needed

  • Large pot
  • Saucepan
  • Potato masher
  • Colander
  • Knife and chopping board

Nutrition (Per Serving)

Calories 265
Protein 6g
Carbs 39g
Fat 10g

Allergy Information

  • Contains milk and butter (dairy).
  • Gluten-free, but always check labels for cross-contamination if highly sensitive.
Tessa Lang

Passionate home cook sharing easy, nourishing recipes and real kitchen tips for busy families.