Beef Stroganoff Alain Ducasse Style – A Refined and Tasty Dish 

Ingredients :
600 g beef fillet 
200g mushrooms from Paris 
2 onions 2
2 garlic cloves ‘
20 cl of thick sour cream 
1 tablespoon of sweet paprika 
1 tablespoon of tomato concentrate 
1 tablespoon of Dijon mustard 
10 cl of white wine 
30 grams of butter 

