2 pounds beef tenderloin
salt & pepper
3 tablespoons butter
1/2 onion; finely chopped
2 cloves garlic; finely chopped
1/2 cup white wine water
1 ounce unsweetened chocolate
1/2 pound queso fresco; crumbled
2 tablespoons chopped parsley

Season beef to taste with salt and pepper. Fry in butter until browned. Add onion, garlic, wine and water. Cover and simmer over gentle heat about 15 minutes. Add chocolate and simmer, uncovered, 10 minutes longer.

At serving time, slice meat, pour sauce over and sprinkle with cheese. Broil to melt cheese. Sprinkle with parsley.

Source: CDKitchen