1 lb beef tenderloin, cut into 1 inch strips
8 button mushrooms, sliced
1 small onion, thin sliced
1 clove of garlic, minced
2 red chili peppers, sliced
1/4 tsp black pepper, and salt to taste
1 tbsp sour cream
2 tbsp low sodium beef broth
1 tsp worcestershire sauce
1/2 tsp hot sauce, such as franks brand
1 1/2 cup shredded cheese, I used extra sharp cheddar, but use what you prefer
10 to 15 crisp, firm lettece leaf cups, such as romaine lettece
1 tbsp olive oil