Steak With Onion(Zwiebelrostbraten) - cooking recipe

Ingredients

4 beef tenderloin steaks
2 Tbsp. lard
1 tsp. salt
1/2 tsp. pepper (white)
4 white onions, cut into rings
2 c. beef stock
vinegar (wine)

Preparation

Slash fat edges of steaks to prevent curling.
Melt lard in skillet.
Add steaks and sear 2 to 3 minutes on each side until browned on the outside but still slightly red inside.
Season with salt and pepper.
Set aside.
Keep warm.