Sizzling Garlic Butter Steak Bites and Mashed Potatoes

As seen in Classic American Comfort Dishes.

This filling dish combines juicy meat bites with smooth cheesy potato mash, all topped with a zesty mustard sauce. It's a simple yet knockout dinner option.
Breanna
Created By Breanna
Last updated on Wed, 30 Apr 2025 22:51:54 GMT
A mouthwatering plate featuring beef chunks in rich gravy next to fluffy mashed potatoes with a sprinkle of fresh herbs. Save Pin
A mouthwatering plate featuring beef chunks in rich gravy next to fluffy mashed potatoes with a sprinkle of fresh herbs. | foodiffy.com

I stumbled upon these Steak Chunks with Mashed Potatoes when I didn't feel like making full steaks but wanted something tasty. They've quickly turned into our go-to comfort meal. There's something magical about those well-seasoned beef pieces sitting on fluffy, cheese-filled mashed potatoes with that yummy pan sauce tying it all together.

What Makes This Dish Special

This meal captures everything great about fancy steakhouse dinners but feels way more casual. Those crispy edges on each bite, the soft potato pillows underneath, and that amazing sauce! It's become what I cook when I want dinner to feel fancy without spending forever in the kitchen.

Your Shopping List

  • Beef Options: Ribeye or New York strip works great
  • Ideal Spuds: Yukons make the smoothest mash
  • Flavor Boosters: Beef broth champagne vinegar Dijon mustard
  • Finishing Touches: Quality butter aged cheddar fresh greenery

Getting Those Spuds Started

For perfect mashed potatoes, cut them the same size so they cook evenly. Let them simmer in heavily-salted water until soft, then drain them completely—soggy mash isn't good! Working with hot potatoes makes all the difference in getting that dreamy smoothness.

Potato Tips From Experience

I've found that heating your milk and butter before adding them really helps. Yukon Golds are my top pick thanks to their naturally buttery taste. And remember, don't mix them too much or you'll end up with something sticky instead of fluffy.

Making Perfect Beef Chunks

Cutting your meat into equal-sized cubes means they'll cook at the same rate. Season them well with salt, pepper, and a hint of garlic powder. A super hot cast iron pan is crucial for getting that tasty crust while keeping the inside tender and juicy.

A bowl of tender beef chunks topped with herbs, served over creamy mashed potatoes with a savory sauce. Save Pin
A bowl of tender beef chunks topped with herbs, served over creamy mashed potatoes with a savory sauce. | foodiffy.com

Whipping Up Tasty Sauce

Never clean that pan after cooking your meat! The stuck-on bits at the bottom are flavor treasure. Just add some beef broth, a dollop of Dijon, and a splash of champagne vinegar to create an incredible sauce.

Putting It All On The Plate

Now comes the fun part. Those soft potatoes create the perfect foundation for our beef chunks, and when that warm sauce goes over everything, you'll get pure happiness on a plate. A handful of fresh parsley on top makes it look and taste even better.

Side Dish Ideas

While these beef chunks really shine over mashed potatoes, we sometimes mix things up. Sweet potato mash adds nice color and sweetness, or try some crunchy roasted veggies for texture. Steamed asparagus, fresh green beans, or sweet glazed carrots all taste great alongside.

Storing For Later

Any extras will stay good for a few days. I usually reheat the beef quickly in a hot skillet to avoid overcooking. Adding a little warm milk to leftover potatoes brings them back to life.

Easy Reheating Steps

Quick, low-heat warming works best for keeping the beef tender. Try a hot pan or air fryer for just a minute. For the potatoes, warm them slowly and stir in a splash of cream until they're smooth again.

Picking The Right Cut

Your meat choice really matters. I prefer ribeye for its fat content or New York strip for that sweet spot between tenderness and flavor. Sirloin works too if you're watching costs. Just remember that good quality beef makes the whole dish better.

A bowl of creamy mashed potatoes topped with tender pieces of seared beef, garnished with parsley and drizzled with sauce. Save Pin
A bowl of creamy mashed potatoes topped with tender pieces of seared beef, garnished with parsley and drizzled with sauce. | foodiffy.com

Cheesy Goodness

Sharp cheddar goes perfectly in these potatoes, but sometimes I switch it up. Gruyère adds some nutty flavor, or try parmesan for extra savoriness. The cheese should work with our main ingredients without taking over.

Mealtime Memories

This dish has really caught on at our house. Kids can't get enough of those bite-sized beef pieces, and nobody turns down fluffy mashed potatoes. It's the kind of food that puts smiles on everyone's faces, from little ones to picky eaters.

Drink Suggestions

A rich red wine like Cab works wonders here. Not into wine? A dark stout beer matches up nicely too. Even just fizzy water with a lemon wedge keeps things bright and fresh.

Fits Any Occasion

What's great about this meal is how it fits anywhere. It works for date night, seems fancy enough for guests, but it's simple enough for weeknight dinners. You don't often find recipes that can be both impressive and comforting.

Add Your Own Twist

Feel free to change up the flavors. I sometimes toss in different herbs for the sauce or try new spice blends. Every home cook creates their own version, and that's what makes cooking so fun—it becomes part of your family tradition.

Outdoor Cooking Option

During warm months, we take this dish outside. The beef gets amazing smoky flavors from the grill, and eating outdoors just makes everything taste better. Just watch them closely since they cook super fast over direct heat.

A bowl of tender beef cubes topped with green herbs served on a bed of creamy mashed potatoes. Save Pin
A bowl of tender beef cubes topped with green herbs served on a bed of creamy mashed potatoes. | foodiffy.com

Top Tips

Let me share what works best: your pan needs to be smoking hot for that perfect sear. Don't pack those beef chunks too closely or they'll steam instead of brown. And always trust what your taste buds tell you about seasoning.

Soul-Satisfying Food

These beef chunks with mashed potatoes have grown beyond just dinner in our home. They've become our celebration meal, our bad day fix, our way to make random Thursdays feel special. Simple stuff treated right makes the most unforgettable meals.

Gathering Around Food

This is definitely a meal that connects people. I love putting it in the middle of the table and watching everyone go back for more. Food always tastes better when you're enjoying it with people you care about.

Leftovers Reimagined

Any extra beef makes great salad toppings or quick additions to morning eggs. Those leftover potatoes? Try shaping them into patties and browning them in butter. Sometimes the next-day meal is just as exciting.

Fancy Without The Fuss

Folks always think I went to cooking school when they taste this, but it's really about good stuff and basic methods. You don't need fancy tools or training, just some attention to detail and a bit of care.

More Than Just Food

Whenever I cook this dish, I remember why I love being in the kitchen. It's about making something that brings joy and comfort to the table. From those perfectly browned meat cubes to the smooth potatoes, it's a meal that truly feeds both body and heart.

A plate of succulent beef cubes topped with herbs, served over a bed of creamy mashed potatoes with a drizzle of sauce. Save Pin
A plate of succulent beef cubes topped with herbs, served over a bed of creamy mashed potatoes with a drizzle of sauce. | foodiffy.com

Common Questions

→ Which steak cut works best?
The recipe calls for NY Strip, but you can swap in ribeye or sirloin too. Just pick something with good marbling for the juiciest, tastiest results.
→ What's the point of letting steak sit after cooking?
Giving your steak a 10-minute break lets all the tasty juices move back through the meat. Cut it too early and you'll lose those juices, ending up with dry meat.
→ Can I prep the potato mash early?
You bet! Make those spuds up to 2 days before. When you're ready, warm them slowly with a bit of milk, stirring often. The cheese really helps keep everything nice and creamy.
→ What can replace champagne vinegar?
Try white wine vinegar or apple cider vinegar instead. They'll give you that same tangy kick that cuts through the rich sauce perfectly.
→ How can I tell when the steak is ready?
Grab a meat thermometer and look for 120°F if you want medium-rare. Your steak chunks should have a nice brown crust outside while staying pink and juicy inside.

Buttery Steak Cubes with Potato Mash

Tender steak chunks on fluffy, cheese-packed mashed spuds drizzled with tangy mustard sauce. The perfect comfort meal for any night.

Preparation Time
30 Minutes
Cooking Time
60 Minutes
Overall Time
90 Minutes
Created By: Breanna

Type: Comfort Food

Skill Level: Moderate

Regional Origin: American

Recipe Output: 4 Portions (4 portions)

Diet Preferences: No Gluten

What You'll Need

01 2 NY Strip steaks, diced into chunks.
02 1 tablespoon sea salt.
03 1 tablespoon ground pepper.
04 1 tablespoon granulated garlic.
05 5-6 yellow potatoes, skins removed.
06 ½ cup full-fat milk.
07 ½ cup tangy cheddar cheese.
08 4 tablespoons plain butter.
09 ½ cup beef stock.
10 2 tablespoons grainy mustard.
11 1½ tablespoons steak condiment.
12 1½ tablespoons bubbly vinegar.
13 1 teaspoon brown sauce.
14 Cooking oil as needed.

How to Make It

Step 01

Get water boiling with salt. Throw in peeled potatoes cut in quarters. Let them cook for 25-30 minutes till soft. Drain water, smash them up, then stir in your butter, milk and cheese.

Step 02

Chop steaks into bite-sized chunks. Brush with oil then sprinkle with salt, pepper and garlic.

Step 03

Get your pan super hot. Sear steak for about 3-3.5 minutes each side until they hit 120°F inside. Let them sit for 10 minutes.

Step 04

Pour beef stock into the hot pan to loosen the tasty bits stuck to the bottom. Mix in mustard, steak sauce, vinegar and brown sauce. Let it bubble for 10 minutes till it gets thicker.

Step 05

Scoop potato mash into each bowl, add steak pieces on top and drizzle with your sauce. Throw some parsley on if you want.

Additional Tips

  1. A meat temp checker will give you the best steak.
  2. Don't skip letting your steak sit before eating.

Must-Have Tools

  • Heavy iron pan.
  • Big cooking pot.
  • Food thermometer.

Allergy Details

Double-check all ingredients for allergens and consult a professional if unsure.
  • Milk products (liquid milk, cheese, butter).

Nutrition Details (Per Serving)

Please treat this information as general guidance and not as personalized health advice.
  • Calories: 601
  • Fat Amount: 34 g
  • Carbohydrate Count: 44 g
  • Protein Content: 33 g