Garlic Butter Steak Bites and Potatoes

How to make garlic butter steak bites and potatoes for a quick dinner. This easy one-pan meal delivers steakhouse flavor in just 35 minutes.

Updated

March 15, 2026

Garlic Butter Steak Bites and Potatoes cooking in a cast iron skillet

Garlic Butter Steak Bites and Potatoes is the answer to those busy weeknights when you need dinner on the table fast. I know the struggle of juggling work and family activities, only to face the dreaded question of what to cook.

This recipe saves the day with steakhouse flavor in just 35 minutes. I started making this when my kids had back-to-back sports practices, and it quickly became a family favorite because it feels fancy but is secretly simple.

Garlic Butter Steak Bites and Potatoes cooking in a cast iron skillet

Ingredients for Garlic Butter Steak Bites and Potatoes

I always reach for sirloin steak for this dish because it stays tender without hurting the grocery budget. The key is cutting everything into uniform sizes so it cooks evenly. My go-to method is using fresh garlic rather than pre-minced for the strongest flavor impact.

• 1.5 lbs sirloin steak (cut into 1-inch bite-sized pieces) – I recommend letting the meat sit at room temperature for 15 minutes before cooking. • 1.5 lbs baby potatoes (halved or quartered depending on size) – My preference is buying similar-sized potatoes so they finish cooking at the same time. • 3 tablespoons butter (divided) • 2 tablespoons olive oil • 4 cloves garlic (minced) • 1 teaspoon dried thyme • 1 teaspoon dried rosemary • Salt and pepper to taste • 2 tablespoons fresh parsley (chopped for garnish)

Step-by-Step Instructions

I recommend having all your ingredients prepped before you start because this recipe moves quickly once the heat is on.

Step 1: Heat a large skillet over medium heat. Add 1 tablespoon butter and 2 tablespoons olive oil. Once the butter melts, add the baby potatoes cut-side down. Sprinkle with salt, pepper, rosemary, and thyme. Cook undisturbed for 3 to 4 minutes to get a golden crust, then stir occasionally for 10 to 12 minutes until fork-tender. Transfer potatoes to a plate.

Step 2: In the same skillet, add 1 tablespoon butter. Arrange the steak bites in a single layer. Season generously with salt and pepper. Sear for 2 to 3 minutes per side until a deep brown crust forms. In my experience, avoiding overcrowding the pan is crucial to get a good sear rather than steaming the meat. Remove steak from the pan.

Step 3: Lower the heat to medium-low and add the remaining tablespoon of butter. Add the minced garlic and stir constantly for about 1 minute until fragrant. Be careful not to let it brown or it will taste bitter.

Step 4: Return the steak and potatoes to the skillet. Toss gently to coat everything in the hot garlic butter sauce for about 30 seconds. Turn off the heat, sprinkle with fresh parsley, and serve immediately.

Garlic Butter Steak Bites and Potatoes cooking in a cast iron skillet

What to Serve with Garlic Butter Steak Bites

Rich steak and potatoes pair beautifully with lighter, fresh sides that cut through the buttery sauce.

Simple Green Salad: A crisp salad with a tangy vinaigrette adds a refreshing crunch that balances the savory meat.

Roasted Asparagus: The slight bitterness of asparagus complements the richness of the steak, especially with a little lemon zest.

Steamed Green Beans: These add color and a crisp texture without adding heavy calories to the meal.

Crusty Bread: Warm dinner rolls are perfect for soaking up every drop of that incredible garlic butter sauce.

Sautéed Spinach: Wilted spinach adds valuable nutrients and a pop of color to your plate.

Storage & Serving Tips

Store any leftovers in an airtight container in the refrigerator for up to 3 days. The potatoes may lose some crispiness, but the flavor remains delicious.

For reheating, I suggest using a skillet over medium heat with a small pat of butter. This helps revive the texture better than a microwave. If you are meal prepping, keep the steak and potatoes separate to ensure the best texture when reheating.

FAQs

Can I use a different cut of steak?

Yes, ribeye or strip steak work beautifully. Just avoid very lean cuts like eye of round, which can become tough.

How do I know when the steak is done?

Use an instant-read thermometer. Aim for 135°F for medium-rare. The steak continues cooking slightly after you remove it from the heat.

Can I make this ahead of time?

While best served fresh, you can cut the steak and potatoes in advance. Store them separately in the fridge to speed up dinner prep later.

Conclusion

Garlic Butter Steak Bites and Potatoes proves that a satisfying dinner does not require hours in the kitchen. With just one pan and simple ingredients, you can create a meal that rivals any restaurant. Give this recipe a try tonight and watch it become a regular in your dinner rotation.

Garlic Butter Steak Bites and Potatoes cooking in a cast iron skillet

Garlic Butter Steak Bites and Potatoes

Juicy seared steak bites and crispy-edged baby potatoes tossed in rich garlic butter sauce. A quick one-pan dinner ready in 35 minutes.
Prep Time 15 minutes
Cook Time 20 minutes
Total Time 35 minutes
Servings: 4 portions
Course: Dinner, Main Course
Cuisine: American
Calories: 485

Ingredients
  

  • 1.5 lbs sirloin steak cut into 1-inch bite-sized pieces
  • 1.5 lbs baby potatoes halved or quartered depending on size
  • 3 tablespoons butter divided
  • 2 tablespoons olive oil
  • 4 cloves garlic minced
  • 1 teaspoon dried thyme
  • 1 teaspoon dried rosemary
  • Salt and pepper to taste
  • 2 tablespoons fresh parsley chopped for garnish

Equipment

  • Large skillet or cast-iron pan
  • Instant-read thermometer

Method
 

  1. Heat a large skillet over medium heat (around 350°F). Add 1 tablespoon butter and 2 tablespoons olive oil. Once the butter melts and starts to shimmer, add the baby potatoes cut-side down. Sprinkle with salt, pepper, dried rosemary, and dried thyme. Let them cook undisturbed for 3 to 4 minutes to develop a golden crust. Stir occasionally for 10 to 12 minutes total, or until fork-tender and beautifully browned. Transfer potatoes to a plate and set aside.
  2. In the same skillet, add 1 tablespoon butter. Arrange sirloin steak bites in a single layer without overcrowding (work in batches if needed). Season generously with salt and pepper. Sear for 2 to 3 minutes per side until they develop a deep brown crust. For medium-rare, aim for 135°F internal temperature. Remove steak from pan and set aside.
  3. Lower the heat to medium-low and add the last tablespoon of butter to the skillet. Add minced garlic and stir constantly for about 1 minute until lightly golden and fragrant. Do not let it brown or it will taste bitter.
  4. Return the seared steak bites and crispy potatoes to the skillet. Toss gently to coat everything in the hot garlic butter for about 30 seconds. Turn off heat, sprinkle with freshly chopped parsley, and serve immediately.

Notes

Let steak sit at room temperature for 15 minutes before cooking for best results. Don’t wash the pan between steps as the browned bits add flavor.

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