1 lb steak (sirloin or ribeye), sliced thin
12 oz spaghetti or linguine
4 cups beef broth
1/2 cup unsalted butter
5 cloves garlic, minced
1 tsp red pepper flakes (adjust to taste)
1 cup grated Parmesan cheese
Seasonings & Garnish:
Salt and pepper to taste
Fresh parsley, chopped (for garnish)