Beef Stroganoff - Oryana

Ingredients

• 5 tablespoons clarified butter or ghee
• 1 pound top sirloin, tenderloin, or venison steak, cut thin into strips
• 1 small white onion, chopped fine
• 1 8-oz package cremini mushrooms, sliced
• Salt and pepper to taste
• 1/2 teaspoon dry tarragon
• 1 8-oz container sour cream
• 1/2 cup Greek yogurt