Pan-seared steak bites in a creamy garlic sauce, served over buttery Parmesan mashed potatoes. A rich, satisfying one-pan meal perfect for weeknights or special occasions.
1½ lbs sirloin or ribeye steak, cut into cubes
Salt and pepper
2 tbsp olive oil
3 tbsp unsalted butter, divided
4 cloves garlic, minced
¾ cup heavy cream
⅓ cup grated Parmesan (optional for sauce)
Chopped parsley or chives (optional)
For mashed potatoes:
2 lbs Yukon Gold potatoes, peeled and chopped
½ cup whole milk, warmed
¼ cup unsalted butter
½ cup grated Parmesan cheese
Salt and pepper, to taste
Boil potatoes in salted water for 15–20 minutes. Drain and let steam dry.
Mash with warm milk, butter, and Parmesan. Season to taste and cover to keep warm.
Season steak cubes with salt and pepper.
Heat olive oil and 1 tbsp butter in a skillet over medium-high heat.
Sear steak in batches for 2–3 minutes per side. Remove and cover loosely.
Reduce heat; add remaining butter and garlic. Sauté for 30 seconds.
Stir in cream, scraping the pan. Simmer until slightly thickened.
Return steak to skillet. Stir to coat and heat through.
Serve steak over mashed potatoes. Garnish with herbs if desired.