Tender steak cubes, pan-seared until golden and tossed in a rich, zesty cowboy butter made with garlic, lemon, Dijon, and fresh herbs. Ready in 25 minutes.
1.5 lbs sirloin steak, cubed
Salt and pepper, to taste
1 tbsp olive oil
4 tbsp unsalted butter
3 garlic cloves, finely minced
1 tbsp Dijon mustard
1 tbsp lemon juice
1/4 tsp red pepper flakes
2 tbsp chopped parsley
1 tbsp chopped chives
Pat steak dry, season with salt and pepper.
Heat oil in a large skillet over high heat.
Sear steak in two batches, 1½–2 minutes per side. Set aside.
Lower heat, melt butter in the same pan.
Add garlic, sauté for 30 seconds.
Stir in mustard, lemon juice, red pepper flakes, salt, and pepper.
Return steak to pan, toss to coat.
Stir in herbs and serve immediately.