Dinner · Part 1 of 3: Ingredients
Garlic Butter Steak and Potatoes in One Pan

- Prep
- Cook
- Total
- Serves
- 4
Transform simple ingredients into a restaurant-quality meal with this one-pan garlic butter steak and potatoes. This efficient method combines the savory depth of seared steak with the earthy creaminess of roasted potatoes, all brought together by a fragrant, herb-infused butter sauce that coats every morsel in rich, savory goodness.
The beauty of this dish lies in its simplicity and the synergy of flavors created in a single pan. By roasting steak cubes alongside baby potatoes, the natural juices from the beef meld with the garlic butter and rosemary, creating a natural sauce that infuses the potatoes with incredible depth.
It is an ideal solution for a busy weeknight when a hearty, satisfying meal is required without the hassle of multiple pots or extensive cleanup. The high-heat roasting ensures a beautiful crust on the steak while keeping the interior tender and juicy, providing a perfect contrast to the soft, golden-brown potatoes.
Ingredients
Main Ingredients
- 1 1/2 lb sirloin steak, cut into 1-inch cubes
- 1 lb baby potatoes, halved
Garlic Butter Sauce
- 4 tbsp unsalted butter, melted
- 3 cloves garlic, minced
- 1 tbsp fresh rosemary, finely chopped
Why this recipe works
Roasting at a high temperature allows for a quick sear on the steak cubes while simultaneously cooking the potatoes until they are perfectly tender. This method eliminates the need for stovetop searing, reducing splattering and making the process much cleaner. The foil lining ensures that the flavorful butter sauce stays in contact with the ingredients rather than sticking to the pan.
The combination of garlic, butter, and rosemary creates a classic flavor profile that complements both the savory beef and the mild, starchy potatoes.
Because everything cooks together in the same space, the potatoes absorb the rendered beef fat and the aromatic garlic butter, resulting in a cohesive dish where every component benefits from the presence of the others. This technique maximizes flavor development while streamlining the entire cooking process.
Notes and substitutions
When selecting steak, choose a cut with good marbling, such as sirloin or ribeye, to ensure the meat remains tender during the roasting process. The fat content in these cuts helps maintain juiciness.
If using baby potatoes, ensure they are cut into small, uniform pieces so they cook through at the same rate as the steak. If the potatoes are larger, halve or quarter them to keep the size consistent.
Equipment choice is straightforward; a heavy-duty rimmed baking sheet is essential for heat distribution. Using high-quality aluminum foil makes the cleanup process effortless, as the rendered butter and juices can be easily discarded.
Ensure the oven is fully preheated before placing the pan inside, as the initial blast of heat is necessary to properly sear the surface of the steak cubes without overcooking the inside.
- Sirloin steak: Ribeye or New York strip steak cut into equal cubes
- Fresh rosemary: Fresh thyme or dried Italian seasoning
Equipment
- Foil-lined rimmed baking sheet
- Chef's knife
- Cutting board
- Small mixing bowl
- Metal tongs
Up next · Part 2 of 3
3 steps · 25 min of cooking · what to look for at each stage
Step-by-step instructions (Part 2)