Step 1

Add butter to large skillet over medium high heat. When melted toss in mushrooms and cook until light golden brown; approximately 8 minutes. Add onions and continue cooking for 2-3 minutes or until onions start to soften and mushrooms turn golden brown. Reduce heat to low and add garlic; cook for 30 seconds. Remove from pan and plate.

Step 2

In large ziploc bag add flour, steak bites, salt and pepper. Shake to coat. Add olive oil to skillet over medium high heat. Add steak and cook just until browned. Remove to plate.

Step 3

Add red wine to skillet and deglaze the pan; scraping up the brown bits from the bottom. Pour 1/2 cup of beef broth in bowl and set aside. Add REMAINING beef broth and Worcestershire Sauce. Simmer for 5 minutes; stirring a couple of times.

Step 4

In small bowl whisk together beef broth and 1/4 cup flour. Whisk flour mixture into skillet with beef broth mixture. Cook until slightly thickened; approximately 2 minutes. Add mushroom mixture and beef back to pan; simmer for 5-10 minutes. Salt & pepper to taste. Serve over egg noodles, rice or mashed potatoes.