1️⃣ Prepare the Beef:

• In a bowl, season steak with garlic powder, salt, and black pepper.
• Toss with flour until evenly coated.

2️⃣ Sear the Beef:

• Heat olive oil in a large skillet over medium-high heat.
• Add beef strips and cook until browned on both sides (3-4 minutes).
• Remove from the pan and set aside.

3️⃣ Sauté the Vegetables:

• In the same pan, melt butter and sauté onion and garlic until soft.
• Add mushrooms and cook until tender.

4️⃣ Make the Sauce:

• Stir in beef broth, Worcestershire sauce, and Dijon mustard.
• Simmer for 5 minutes, then return the beef to the pan.

5️⃣ Finish with Cream:

• Reduce heat to low and stir in sour cream, mixing until smooth.
• Cook for 2-3 more minutes, ensuring the beef is tender.

6️⃣ Serve & Enjoy:

• Serve warm over egg noodles, rice, or mashed potatoes.