Irish Whiskey Steak with Creamy Colcannon Mash

Experience the hearty flavors of Ireland with this Irish Whiskey Steak. The whiskey marinade infuses the steak with a rich, robust flavor that’s perfect for a cozy dinner at home. After making this many times, I’ve discovered the trick to a perfectly tender steak every time. The creamy colcannon mash is the perfect side dish to soak up every last bit of the delicious sauce. If you love recipes like this, you’ll also enjoy Easy Slow Cooker Loaded Baked Potatoes Recipe and Classic Columbia 1905 Salad with Ham and Swiss Cheese.

Why This Irish Whiskey Steak with Creamy Colcannon Mash Is Pure Comfort
- The whiskey marinade adds a deep, rich flavor to the steak.
- The creamy colcannon mash is the perfect side dish to soak up every last bit of the delicious sauce.
- This recipe is perfect for a cozy dinner at home on a chilly night.
- The whiskey marinade is easy to make and adds so much flavor to the steak.
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
- Garlic
- Butter
- Potatoes
- Cabbage
- Salt
- Pepper
- Paprika
- Garlic powder
- Onion powder
- Thyme
- Milk
- Sour cream
- Optional: Fresh parsley
- Optional: Crispy onions

📝 Ingredient Notes
- Steak: I recommend using ribeye or New York strip steak for this recipe.
- Irish whiskey: You can use any Irish whiskey you have on hand. I recommend using a mid-range whiskey for this recipe.
🛒 Tools & Equipment I Recommend
- Cast iron skillet — Helps to achieve a perfect sear on the steak. → See on Amazon
- Immersion blender — Makes it easy to blend the colcannon mash until smooth. → See on Amazon

How to Make Irish Whiskey Steak with Creamy Colcannon Mash
- Marinate the steak: In a bowl, combine the whiskey, garlic, salt, and pepper. Add the steak and let it marinate for at least 30 minutes.
- Cook the steak: Heat a cast iron skillet over high heat. Add the steak and cook for 4-5 minutes on each side for medium-rare. Let the steak rest for 10 minutes before slicing.
- Make the colcannon mash: Boil the potatoes and cabbage until tender. Mash them with butter, milk, sour cream, salt, and pepper. Blend until smooth.
- Serve: Serve the steak with the colcannon mash and your choice of toppings.
Cook's Tips for Perfect Irish Whiskey Steak with Creamy Colcannon Mash
- Common mistake and fix: Don't overcook the steak. The whiskey marinade will continue to cook the steak even after it's been removed from the heat. To fix, remove the steak from the heat when it reaches 125°F for medium-rare.
- Pro tip: Let the steak rest for 10 minutes before slicing to allow the juices to redistribute throughout the steak.
- Pro tip: For a crispy exterior, pat the steak dry with a paper towel before cooking.
- Pro tip: For a smoky flavor, you can grill the steak instead of cooking it in a skillet.
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 whiskey marinade can be made up to 24 hours in advance. The colcannon mash can be made up to 2 days in advance.
Freezing Irish Whiskey Steak with Creamy Colcannon Mash
Freeze the cooked steak for up to 2 months. Thaw overnight in the fridge before reheating.
How to Reheat Without Drying It Out
Oven: Reheat the steak in the oven at 350°F for 10-15 minutes. Microwave: Reheat the steak in the microwave for 1-2 minutes.
Recipe Notes
- Chef tip: For a spicy kick, add a pinch of cayenne pepper to the whiskey marinade.
- Best substitution: You can substitute the whiskey with beef broth for a non-alcoholic version of this recipe.
- Make-ahead: The whiskey marinade can be made up to 24 hours in advance. The colcannon mash can be made up to 2 days in advance.
- Scaling: This recipe can be easily doubled or tripled to serve a larger crowd.
- Troubleshooting: If the steak is sticking to the skillet, it's not hot enough. Let the skillet heat up for a few more minutes before adding the steak.
Want to level up this recipe?
Meat thermometer — Helps to ensure that the steak is cooked to the perfect temperature. → Check price on Amazon
Irish Whiskey Steak with Creamy Colcannon Mash

Ingredients
Main Ingredients
- Steak
- Irish whiskey
- Garlic
- Butter
- Potatoes
- Cabbage
Seasonings
- Salt
- Pepper
- Paprika
- Garlic powder
- Onion powder
- Thyme
- Milk
- Sour cream
Optional Toppings
- Fresh parsley
- Crispy onions
Instructions
- Marinate the steak: In a bowl, combine the whiskey, garlic, salt, and pepper. Add the steak and let it marinate for at least 30 minutes.
- Cook the steak: Heat a cast iron skillet over high heat. Add the steak and cook for 4-5 minutes on each side for medium-rare. Let the steak rest for 10 minutes before slicing.
- Make the colcannon mash: Boil the potatoes and cabbage until tender. Mash them with butter, milk, sour cream, salt, and pepper. Blend until smooth.
- Serve: Serve the steak with the colcannon mash and your choice of toppings.
Notes
- Chef tip: For a spicy kick, add a pinch of cayenne pepper to the whiskey marinade.
- Best substitution: You can substitute the whiskey with beef broth for a non-alcoholic version of this recipe.
- Make-ahead: The whiskey marinade can be made up to 24 hours in advance. The colcannon mash can be made up to 2 days in advance.
- Scaling: This recipe can be easily doubled or tripled to serve a larger crowd.
- Troubleshooting: If the steak is sticking to the skillet, it's not hot enough. Let the skillet heat up for a few more minutes before adding the steak.
Storage
- Fridge: Store leftovers in an airtight container in the fridge for up to 3 days.
- Freezer: Freeze the cooked steak for up to 2 months. Thaw overnight in the fridge before reheating.
- Oven reheat: Reheat the steak in the oven at 350°F for 10-15 minutes.
- Microwave reheat: Reheat the steak in the microwave for 1-2 minutes.
- Make ahead: The whiskey marinade can be made up to 24 hours in advance. The colcannon mash can be made up to 2 days in advance.
Nutrition Per Serving
- Calories: 650
- Protein: 45g
- Fat: 35g
- Carbs: 35g
- Fiber: 4g
- Sugar: 5g
- Sodium: 1200mg
- Cholesterol: 120mg
- Sat. Fat: 18g
Nutritional values are estimates only. Actual values may vary by brand and portion size.
Irish Whiskey Steak with Creamy Colcannon Mash FAQs
Yes, the colcannon mash can be made up to 2 days in advance. Store it in an airtight container in the fridge until ready to serve.
The steak is tough because it was overcooked. To fix, remove the steak from the heat when it reaches 125°F for medium-rare.
Yes, you can use any Irish whiskey you have on hand. I recommend using a mid-range whiskey for this recipe.
Store leftovers in an airtight container in the fridge for up to 3 days. You can also freeze the cooked steak for up to 2 months.
Yes, you can make this recipe in the slow cooker. Cook the steak on low for 6-8 hours or on high for 3-4 hours.
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!






