Russian Beef Stroganoff (Beef in Creamy Sauce) | DelishGlobe

Ingredients

• 600 g beef sirloin or tenderloin (thinly sliced into strips)
• 1 medium onion (finely sliced)
• 200 g white mushrooms (sliced)
• 2 tbsp plain flour
• 2 tbsp unsalted butter
• 2 tbsp sunflower oil
• 150 ml beef stock
• 200 ml full fat sour cream
• 1 tbsp Dijon mustard (optional but traditional)
• 1 tsp paprika
• Salt and black pepper (to taste)
• Fresh parsley (chopped (for garnish))
• Buttered egg noodles (mashed potatoes or rice)