Irish Whiskey Steak with Creamy Colcannon Mash

Experience the hearty, comforting flavors of Ireland with this Irish Whiskey Steak. After making this many times, I’ve perfected the balance of rich, savory steak and creamy colcannon mash. The crispy edges of the steak and the warm, cozy feel of the mash make this a perfect winter meal. Try it with my Easy Garlic Parmesan Chicken and Potatoes Crockpot Dinner for a complete Irish-inspired feast. If you love recipes like this, you’ll also enjoy Easy Garlic Parmesan Chicken and Potatoes Crockpot Dinner and Hot Honey Halloumi Couscous Salad with Sumac Onions.

Why This Irish Whiskey Steak with Creamy Colcannon Mash Is Pure Comfort
- The rich, caramelized flavor of the whiskey steak
- The creamy, comforting colcannon mash
- The easy, one-pan cooking method
- The perfect balance of flavors for a cozy winter meal
What You'll Need for Irish Whiskey Steak with Creamy Colcannon Mash
Choosing the right ingredients makes a big difference, but this recipe is forgiving enough to work with what you have.
- Steak
- Irish whiskey
- Butter
- Garlic
- Potatoes
- Cabbage
- Milk
- Sour cream
- Salt
- Pepper
- Thyme
- Garlic powder
- Onion powder
- Mustard powder
- Optional: Fresh parsley
- Optional: Sour cream

📝 Ingredient Notes
- Steak: I prefer ribeye or New York strip for this recipe.
🛒 Tools & Equipment I Recommend
- Cast iron skillet — Even heat distribution for perfect searing. → See on Amazon
- Instant-read meat thermometer — Ensures perfectly cooked steak every time. → See on Amazon

How to Make Irish Whiskey Steak with Creamy Colcannon Mash
- Prepare the steak: Season both sides with salt, pepper, garlic powder, onion powder, and mustard powder. Let it sit at room temperature for 15 minutes.
- Cook the steak: Heat a cast iron skillet over high heat. Add butter and once melted, add the steak. Cook for 4-5 minutes on each side or until desired doneness. Remove from skillet and let rest.
- Make the whiskey sauce: In the same skillet, add whiskey and scrape up any browned bits. Add heavy cream and simmer until thickened. Stir in butter and season with salt and pepper.
- Make the colcannon mash: Boil potatoes and cabbage until tender. Mash with milk, sour cream, butter, salt, and pepper. Stir in chopped parsley.
- Serve: Slice the steak and serve with colcannon mash. Drizzle with whiskey sauce.
Cook's Tips for Perfect Irish Whiskey Steak with Creamy Colcannon Mash
- : Let the steak come to room temperature before cooking for even cooking.
- Common mistake and fix: Don't overcook the steak. Use a meat thermometer to ensure it reaches 130°F for medium-rare.
- : For a smoky flavor, you can add a splash of Guinness to the whiskey sauce.
- : To make ahead, cook the steak and mash separately, then reheat before serving.
Storing & Reheating Irish Whiskey Steak with Creamy Colcannon Mash
Short-Term Storage
Store in an airtight container in the fridge. Store leftovers in an airtight container in the fridge for up to 3 days. Make-ahead tip: The colcannon mash can be made up to 2 days ahead and reheated before serving.
Freezing Irish Whiskey Steak with Creamy Colcannon Mash
Freeze leftover colcannon mash for up to 2 months. Thaw and reheat before serving.
How to Reheat Without Drying It Out
Oven: Reheat in the oven at 350°F for 10-15 minutes. Microwave: Reheat in the microwave for 1-2 minutes.
Recipe Notes
- Chef tip: For a crispy crust, make sure your skillet is very hot before adding the steak.
- Best substitution: You can substitute the cabbage with kale or Brussels sprouts.
- Make-ahead: The whiskey sauce can be made ahead and reheated before serving.
- Scaling: This recipe can be easily doubled or tripled for a larger crowd.
- Troubleshooting: If your whiskey sauce is too thin, simmer it longer to reduce and thicken.
Want to level up this recipe?
High-quality Irish whiskey — A key ingredient for authentic Irish flavor. → Check price on Amazon
Irish Whiskey Steak with Creamy Colcannon Mash

Ingredients
Main Ingredients
- Steak
- Irish whiskey
- Butter
- Garlic
- Potatoes
- Cabbage
- Milk
- Sour cream
Seasonings
- Salt
- Pepper
- Thyme
- Garlic powder
- Onion powder
- Mustard powder
Optional Toppings
- Fresh parsley
- Sour cream
Instructions
- Prepare the steak: Season both sides with salt, pepper, garlic powder, onion powder, and mustard powder. Let it sit at room temperature for 15 minutes.
- Cook the steak: Heat a cast iron skillet over high heat. Add butter and once melted, add the steak. Cook for 4-5 minutes on each side or until desired doneness. Remove from skillet and let rest.
- Make the whiskey sauce: In the same skillet, add whiskey and scrape up any browned bits. Add heavy cream and simmer until thickened. Stir in butter and season with salt and pepper.
- Make the colcannon mash: Boil potatoes and cabbage until tender. Mash with milk, sour cream, butter, salt, and pepper. Stir in chopped parsley.
- Serve: Slice the steak and serve with colcannon mash. Drizzle with whiskey sauce.
Notes
- Chef tip: For a crispy crust, make sure your skillet is very hot before adding the steak.
- Best substitution: You can substitute the cabbage with kale or Brussels sprouts.
- Make-ahead: The whiskey sauce can be made ahead and reheated before serving.
- Scaling: This recipe can be easily doubled or tripled for a larger crowd.
- Troubleshooting: If your whiskey sauce is too thin, simmer it longer to reduce and thicken.
Storage
- Fridge: Store leftovers in an airtight container in the fridge for up to 3 days.
- Freezer: Freeze leftover colcannon mash for up to 2 months. Thaw and reheat before serving.
- Oven reheat: Reheat in the oven at 350°F for 10-15 minutes.
- Microwave reheat: Reheat in the microwave for 1-2 minutes.
- Make ahead: The colcannon mash can be made up to 2 days ahead and reheated before serving.
Nutrition Per Serving
- Calories: 750
- Protein: 45g
- Fat: 45g
- Carbs: 35g
- Fiber: 4g
- Sugar: 6g
- Sodium: 1100mg
- Cholesterol: 145mg
- Sat. Fat: 25g
Nutritional values are estimates only. Actual values may vary by brand and portion size.
Irish Whiskey Steak with Creamy Colcannon Mash FAQs
Yes, you can make the colcannon mash ahead and reheat before serving. The steak is best cooked fresh.
Overcooking the steak can make it tough. Use a meat thermometer to ensure it reaches 130°F for medium-rare.
Yes, you can sear the steak in a cast iron skillet on the stove, then finish cooking in a 400°F oven for 8-10 minutes.
This recipe pairs well with my Hot Honey Halloumi Couscous Salad with Sumac Onions for a complete meal.
Yes, this recipe is perfect for St. Patrick's Day with its rich, hearty flavors and easy preparation.
A Warm Final Note
I can’t wait for you to try Irish Whiskey Steak with Creamy Colcannon Mash and see how effortlessly it comes together. When you make it, pop back here and leave a rating or share how it turned out — I love hearing from you!






