Vegan Irish Colcannon with Creamy Mashed Potatoes

Introduction

Vegan Irish Colcannon (Veggie & Potato Side Dish) is a plant-based take on the beloved Irish comfort food that traditionally blends creamy mashed potatoes with tender cabbage or kale. This dairy-free version keeps all the rustic charm and cozy texture of the original while using simple, wholesome ingredients.

Soft, fluffy potatoes are mashed until smooth, then folded together with gently sautéed greens and rich plant-based butter. The result is a creamy, satisfying side dish with subtle sweetness from cabbage and a fresh bite from scallions. It is hearty without being heavy and comforting without relying on dairy.

Vegan Irish Colcannon (Veggie & Potato Side Dish) is perfect for St. Patrick’s Day celebrations, family dinners, or anytime you want a nourishing and traditional Irish-inspired side made completely plant-based.


Ingredients Overview

Potatoes are the foundation of colcannon. Yukon Gold potatoes provide a naturally creamy texture, while Russet potatoes create a lighter and fluffier mash. Both options work beautifully.

Green cabbage is the most traditional addition. When finely shredded and sautéed, it softens and blends seamlessly into the mashed potatoes. Kale can also be used for a slightly deeper, earthier flavor.

Plant-based butter adds richness and smoothness without dairy. Choose a high-quality vegan butter for best flavor.

Unsweetened plant-based milk, such as oat or almond milk, creates a creamy texture. Warm the milk before adding it to ensure smooth blending.

Green onions or scallions add gentle sharpness and freshness.

Salt enhances the natural flavor of the potatoes.

Black pepper provides subtle warmth.

Optional additions include chopped parsley for color or a drizzle of extra melted vegan butter before serving.


Step-by-Step Instructions

Peel the potatoes and cut them into evenly sized chunks.

Place them in a large pot and cover with cold salted water.

Bring to a boil and cook for 15 to 20 minutes, or until fork-tender.

While the potatoes cook, melt one tablespoon of vegan butter in a skillet over medium heat.

Add finely shredded cabbage or chopped kale and sauté for 5 to 7 minutes until softened.

Stir in sliced green onions and cook for another minute.

Drain the potatoes thoroughly and return them to the warm pot.

Allow excess steam to escape for a minute to prevent watery mash.

Add the remaining vegan butter and warm plant-based milk.

Mash until smooth and creamy.

Fold in the sautéed greens gently until evenly combined.

Season with salt and black pepper to taste.

Serve warm with an optional drizzle of melted vegan butter.


Tips, Variations & Substitutions

For extra smooth texture, use a potato ricer before mixing in the greens.

If using kale, remove tough stems before chopping.

Add sautéed leeks for extra depth of flavor.

For a lighter texture, reduce the butter slightly and add a splash more plant-based milk.

Avoid overmixing to keep the mash light and fluffy.


Serving Ideas & Occasions

Vegan Irish Colcannon (Veggie & Potato Side Dish) pairs beautifully with roasted vegetables or plant-based sausages.

Serve alongside lentil loaf or mushroom stew for a hearty vegan meal.

It is perfect for St. Patrick’s Day spreads or cozy winter dinners.

A sprinkle of fresh parsley adds color and brightness when serving.


Nutritional & Health Notes

Potatoes provide potassium and complex carbohydrates for energy.

Cabbage and kale add fiber and essential vitamins.

Using plant-based butter keeps the dish dairy-free while maintaining richness.

Plant-based milk adds creaminess without saturated dairy fats.

Balanced portions help create a satisfying and nourishing side dish.


FAQs

Is this recipe completely dairy-free?

Yes. It uses vegan butter and plant-based milk instead of dairy.

Can I use red cabbage?

Green cabbage is more traditional, but red cabbage can be used for variation.

Can I make this ahead of time?

Yes. Reheat gently with a splash of plant-based milk to restore creaminess.

What plant-based milk works best?

Unsweetened oat milk is ideal because of its creamy texture.

Can I freeze vegan colcannon?

Yes, though texture may change slightly. Reheat slowly and stir well.

How do I prevent watery mashed potatoes?

Drain thoroughly and allow excess steam to evaporate before mashing.

Can I add extra vegetables?

Yes. Leeks or spinach blend nicely into the dish.

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Vegan Irish Colcannon with Creamy Mashed Potatoes

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Vegan Irish Colcannon (Veggie & Potato Side Dish) is a dairy-free twist on the traditional Irish classic made with creamy mashed potatoes and sautéed cabbage or kale.

2 pounds Yukon Gold or Russet potatoes
3 cups finely shredded green cabbage or chopped kale
4 tablespoons vegan butter divided
3/4 cup unsweetened plant-based milk warmed
3 green onions sliced
1 teaspoon salt
1/2 teaspoon black pepper

  • Author: Maya Lawson
  • Prep Time: 10 minutes
  • Cook Time: 20 minutes
  • Total Time: 30 minutes
  • Yield: 6 servings 1x

Ingredients

Scale

2 pounds Yukon Gold or Russet potatoes
3 cups finely shredded green cabbage or chopped kale
4 tablespoons vegan butter divided
3/4 cup unsweetened plant-based milk warmed
3 green onions sliced
1 teaspoon salt
1/2 teaspoon black pepper

Instructions

  • Boil potatoes until fork-tender and drain well.

  • Sauté cabbage or kale in 1 tablespoon vegan butter until softened.

  • Add green onions and cook briefly.

  • Mash potatoes with remaining butter and warm plant-based milk.

  • Fold in sautéed greens.

  • Season and serve warm.

Notes

Use oat milk for creamier texture.
Drain potatoes thoroughly before mashing.
Add leeks for extra flavor if desired.

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