Colcannon is a beloved Irish dish that combines creamy mashed potatoes with tender cabbage and fresh green onions for a warm and satisfying side. Often served during holidays like St. Patrick’s Day or as part of a hearty family dinner, this classic comfort food is simple, flavorful, and rooted in Irish culinary tradition.
Why You’ll Love This Recipe
This traditional Irish colcannon recipe is rustic, hearty, and made with basic, wholesome ingredients. It’s a flavorful twist on mashed potatoes, incorporating sautéed cabbage and green onions for extra depth. The dish is creamy, buttery, and easy to prepare, with the optional addition of bacon for a smoky touch. It’s the perfect side for roasted meats, stews, or festive gatherings.
Ingredients
- 2 lbs potatoes (Yukon Gold or Russet), peeled and cubed
- 4 tablespoons unsalted butter, plus more for serving
- 1 cup whole milk
- 2 cups green cabbage, finely shredded
- 4 green onions, chopped
- 1/2 teaspoon salt
- 1/4 teaspoon black pepper
- 4 slices cooked bacon, crumbled (optional)
(Tip: You can find the complete list of ingredients and their measurements in the recipe card below.)
Directions
- Place the cubed potatoes in a large pot and cover with water.
- Bring to a boil and cook for 15–20 minutes, or until the potatoes are fork-tender.
- Drain the potatoes and return them to the pot.
- In a separate pan, melt the butter over medium heat. Add the shredded cabbage and cook for 5 minutes, or until softened.
- Stir the milk into the cabbage mixture and warm through without boiling.
- Mash the potatoes using a potato masher or fork until smooth.
- Stir in the warm milk and cabbage mixture, followed by salt, black pepper, and chopped green onions.
- Mix until creamy and well blended. Taste and adjust seasoning as needed.
- Serve warm with an extra pat of butter on top and crumbled bacon if using.
Servings and Timing
- Servings: 4 servings
- Prep Time: 10 minutes
- Cooking Time: 20 minutes
- Total Time: 30 minutes
Variations
- Kale Colcannon: Replace cabbage with chopped kale for a traditional variation.
- Vegan Option: Use plant-based butter and dairy-free milk to make it vegan-friendly.
- Extra Creamy: Add a few tablespoons of sour cream or cream cheese for a richer texture.
- Cheddar Twist: Stir in shredded Irish cheddar for a cheesy version.
- Root Vegetable Mix: Add mashed parsnips or turnips for extra depth of flavor.
Storage/Reheating
Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat in a saucepan over low heat or in the microwave, stirring occasionally. Add a splash of milk or a pat of butter when reheating to restore creaminess. This dish is not recommended for freezing, as the texture of the potatoes may change upon thawing.
FAQs
Can I use red potatoes instead of Yukon Gold or Russet?
Yes, though they may result in a slightly different texture. Yukon Golds are ideal for creaminess, while Russets offer a fluffier mash.
Is colcannon traditionally served with bacon?
Bacon is a popular addition, but not required. The dish is delicious with or without it.
Can I make this ahead of time?
Yes, it reheats well. Prepare the colcannon a day ahead and reheat gently before serving.
What does colcannon mean?
The word “colcannon” is derived from the Gaelic term cal ceannann, meaning “white-headed cabbage.”
What can I serve with colcannon?
Colcannon pairs well with roasted meats, sausages, stews, or as part of a traditional Irish meal.
Can I add garlic to this recipe?
Yes, a clove or two of minced garlic sautéed with the cabbage can add extra flavor.
How do I get extra smooth mashed potatoes?
Use a potato ricer or hand mixer after boiling the potatoes for a smoother texture.
Is this dish gluten-free?
Yes, all ingredients listed are naturally gluten-free.
Can I make colcannon dairy-free?
Yes, substitute the butter and milk with non-dairy alternatives such as almond milk and vegan butter.
Can I freeze colcannon?
Freezing is not ideal, as mashed potatoes can become grainy when thawed, but it can be done if necessary. Use freezer-safe containers and thaw in the refrigerator before reheating.
Conclusion
Traditional Irish colcannon is a timeless and comforting side dish that brings warmth and heritage to your table. Whether served for St. Patrick’s Day or alongside a cozy family dinner, its creamy texture and simple ingredients make it an easy favorite. With just a few pantry staples and fresh produce, you can enjoy a taste of Ireland any time of year.

Traditional Irish Colcannon
- Total Time: 30 minutes
- Yield: 4 servings 1x
- Diet: Gluten Free
Description
This Traditional Irish Colcannon is a rich and creamy mashed potato dish blended with buttery cabbage and fresh green onions. A beloved staple of Irish cuisine, it’s perfect for St. Patrick’s Day or as a comforting side for any hearty meal. Top it with a pat of butter or crispy bacon for extra indulgence.
Ingredients
- 2 lbs potatoes (Yukon Gold or Russet), peeled and cubed
- 4 tablespoons unsalted butter, plus more for serving
- 1 cup whole milk
- 2 cups green cabbage, finely shredded
- 4 green onions, chopped
- 1/2 teaspoon salt
- 1/4 teaspoon black pepper
- 4 slices cooked bacon, crumbled (optional)
Instructions
- Place cubed potatoes in a large pot, cover with water, and bring to a boil. Cook for 15–20 minutes until tender. Drain and return to pot.
- In a separate pan, melt butter over medium heat. Add shredded cabbage and sauté for about 5 minutes until softened.
- Stir milk into the cabbage and let it warm through.
- Mash the potatoes, then stir in the cabbage-milk mixture, green onions, salt, and pepper.
- Mix until smooth and creamy. Adjust seasoning to taste.
- Serve warm with a pat of butter on top and crumbled bacon if desired.
Notes
- For extra creaminess, use a hand mixer to whip the potatoes.
- Savoy cabbage or kale can be used as a substitute.
- Delicious alongside corned beef, lamb, or roasted chicken.
- Prep Time: 10 minutes
- Cook Time: 20 minutes
- Category: Side Dish, Holiday
- Method: Boiling, Mashing
- Cuisine: Irish, Traditional