Creamy Garlic Butter Steak & Parmesan Smashed Potatoes
This Creamy Garlic Butter Steak & Parmesan Smashed Potatoes is the ultimate restaurant-quality meal made at home. Perfectly seared, butter-basted steak meets crispy, golden smashed potatoes, all finished with a luxurious creamy garlic Parmesan sauce that takes everything to next-level indulgence.
Why You’ll Love This Dish:
✔ Juicy, Garlic Butter-Basted Steak – Seared to perfection with fresh herbs.
✔ Crispy Parmesan Smashed Potatoes – Golden, crunchy outside, fluffy inside.
✔ Creamy Garlic Parmesan Drizzle – Silky, cheesy, and full of flavor.
✔ Better Than a Steakhouse! – Simple ingredients, maximum flavor.
Would you drench your steak and potatoes in this creamy garlic Parmesan sauce or keep it classic?
⏱ Timings
- Prep Time: 15 minutes
- Cooking Time: 30 minutes
- Total Time: 45 minutes
Ingredients (Serves 4)
For the Garlic Butter Steak:
- 2 ribeye or sirloin steaks (about 1 ½ inches thick)
- 1 ½ tsp salt
- 1 tsp black pepper
- ½ tsp smoked paprika (optional)
- 2 tbsp olive oil
- 3 tbsp unsalted butter
- 4 cloves garlic, smashed
- 2 sprigs fresh rosemary or thyme
For the Parmesan Smashed Potatoes:
- 1 ½ lbs baby potatoes (Yukon gold or red potatoes)
- 2 tbsp olive oil
- ½ tsp salt
- ½ tsp black pepper
- ½ tsp garlic powder
- ⅓ cup grated Parmesan cheese
- 1 tbsp chopped fresh parsley (for garnish)
For the Creamy Garlic Parmesan Sauce:
- 1 tbsp butter
- 3 cloves garlic, minced
- 1 cup heavy cream
- ½ cup grated Parmesan cheese
- ½ tsp black pepper
- ¼ tsp salt
- ¼ tsp red pepper flakes (optional for a kick)
Step-by-Step Instructions
Step 1: Prepare & Roast the Smashed Potatoes
- Preheat oven to 425°F (220°C).
- In a large pot, boil baby potatoes in salted water for 12-15 minutes until fork-tender.
- Drain and place on a parchment-lined baking sheet.
- Use a glass or potato masher to gently smash each potato to about ½ inch thick.
- Drizzle with olive oil, season with salt, pepper, and garlic powder, and roast for 15 minutes.
- Sprinkle with grated Parmesan and bake for 5 more minutes until golden and crispy.
Step 2: Cook the Garlic Butter Steak
- Pat steaks completely dry with paper towels. Season both sides with salt, black pepper, and smoked paprika.
- Heat olive oil in a cast-iron skillet over medium-high heat.
- Sear steaks for 3-4 minutes per side until deeply browned.
- Reduce heat to medium-low, add butter, smashed garlic cloves, and rosemary.
- Tilt the pan and spoon the garlic butter over the steaks continuously for 1-2 minutes.
- Remove steaks from heat and let rest for 5 minutes before slicing.
Step 3: Make the Creamy Garlic Parmesan Sauce
- In a small saucepan, melt butter over medium heat.
- Add minced garlic and cook for 30 seconds until fragrant.
- Stir in heavy cream, Parmesan, black pepper, salt, and red pepper flakes.
- Simmer for 2-3 minutes, stirring until the sauce thickens.
Step 4: Assemble & Serve
- Slice the steak and arrange on plates with crispy Parmesan smashed potatoes.
- Drizzle creamy garlic Parmesan sauce over everything.
- Garnish with fresh parsley and extra Parmesan.
- Serve immediately and enjoy!

Nutritional Information (Per Serving, Approximate)
- Calories: 720
- Protein: 45g
- Carbohydrates: 42g
- Fat: 45g
Want a Healthier Version?
✔ Use cauliflower mash instead of potatoes.
✔ Swap Greek yogurt for heavy cream in the sauce.
✔ Choose lean sirloin steak for lower fat.
This Creamy Garlic Butter Steak & Parmesan Smashed Potatoes is restaurant-quality steakhouse indulgence made easy at home!

Creamy Garlic Butter Steak & Parmesan Smashed Potatoes
Ingredients
Ingredients (Serves 4)
For the Garlic Butter Steak:
- 2 ribeye or sirloin steaks about 1 ½ inches thick
- 1 ½ tsp salt
- 1 tsp black pepper
- ½ tsp smoked paprika optional
- 2 tbsp olive oil
- 3 tbsp unsalted butter
- 4 cloves garlic smashed
- 2 sprigs fresh rosemary or thyme
For the Parmesan Smashed Potatoes:
- 1 ½ lbs baby potatoes Yukon gold or red potatoes
- 2 tbsp olive oil
- ½ tsp salt
- ½ tsp black pepper
- ½ tsp garlic powder
- ⅓ cup grated Parmesan cheese
- 1 tbsp chopped fresh parsley for garnish
For the Creamy Garlic Parmesan Sauce:
- 1 tbsp butter
- 3 cloves garlic minced
- 1 cup heavy cream
- ½ cup grated Parmesan cheese
- ½ tsp black pepper
- ¼ tsp salt
- ¼ tsp red pepper flakes optional for a kick
Instructions
Step-by-Step Instructions
Step 1: Prepare & Roast the Smashed Potatoes
- Preheat oven to 425°F (220°C).
- In a large pot, boil baby potatoes in salted water for 12-15 minutes until fork-tender.
- Drain and place on a parchment-lined baking sheet.
- Use a glass or potato masher to gently smash each potato to about ½ inch thick.
- Drizzle with olive oil, season with salt, pepper, and garlic powder, and roast for 15 minutes.
- Sprinkle with grated Parmesan and bake for 5 more minutes until golden and crispy.
Step 2: Cook the Garlic Butter Steak
- Pat steaks completely dry with paper towels. Season both sides with salt, black pepper, and smoked paprika.
- Heat olive oil in a cast-iron skillet over medium-high heat.
- Sear steaks for 3-4 minutes per side until deeply browned.
- Reduce heat to medium-low, add butter, smashed garlic cloves, and rosemary.
- Tilt the pan and spoon the garlic butter over the steaks continuously for 1-2 minutes.
- Remove steaks from heat and let rest for 5 minutes before slicing.
Step 3: Make the Creamy Garlic Parmesan Sauce
- In a small saucepan, melt butter over medium heat.
- Add minced garlic and cook for 30 seconds until fragrant.
- Stir in heavy cream, Parmesan, black pepper, salt, and red pepper flakes.
- Simmer for 2-3 minutes, stirring until the sauce thickens.
Step 4: Assemble & Serve
- Slice the steak and arrange on plates with crispy Parmesan smashed potatoes.
- Drizzle creamy garlic Parmesan sauce over everything.
- Garnish with fresh parsley and extra Parmesan.
- Serve immediately and enjoy!
Notes
✔ Use cauliflower mash instead of potatoes.
✔ Swap Greek yogurt for heavy cream in the sauce.
✔ Choose lean sirloin steak for lower fat.