Best Roast Beef Sirloin Béarnaise Dauphinoise Recipes

Chateaubriand with Bearnaise Sauce and Chateau Potatoes image

Provided by Food Network

Time 1h

Number Of Ingredients 17

10 peppercorns, crushed
2 tablespoons finely chopped shallots
1 tablespoon chopped tarragon
1 tablespoon water
3 egg yolks
1 cup unsalted butter, melted
1 tablespoon finely chopped parsley leaves
1 whole beef tenderloin, 5 pounds or under, trimmed
2 tablespoons butter
Salt
Freshly ground black pepper
8 tablespoons butter
20 tourneed small white potatoes
1 tablespoon finely chopped parsley
For the Sauce:
3 tablespoons white vinegar
3 tablespoons white wine

Steps:

Preheat the oven to 400 degrees F. Season the beef with salt and pepper. In a large skillet, over high heat, melt the butter. Add the beef and sear for a couple of minutes on each side. Place in the oven and roast for 20 to 25 minutes for medium rare. Remove from the oven and rest for 5 minutes before slicing. Serve with potatoes and chateaubriand sauce
For the potatoes: In a saute pan, over medium heat, melt 8 tablespoons of butter. Add the potatoes and season with salt and pepper. Saute the potatoes for 3 to 4 minutes. Place the potatoes in the oven and roast the potatoes until golden brown and tender, about 20 minutes, shaking the pan every 5 minutes. Remove from the oven and add the parsley. For the Sauce: In a saucepan, combine the vinegar, wine, peppercorns, shallots, and tarragon. Bring the liquid to a boil and reduce to 1 tablespoon. Add 1 tablespoon of water. Combine the reduced liquid and egg yolks in a stainless bowl, over simmering water. Whisk until frothy. In a steady stream, add the butter until the sauce thickens. Season with salt and pepper. Strain the sauce through a chinois and set aside.

Roast Sirloin of Beef with Caramelized Onions and Mushrooms image

Provided by Food Network

Time 1h25m

Yield 8 servings

Number Of Ingredients 13

3 pound roast cut of top sirloin steak, boneless
3 tablespoons olive oil, divided
1 teaspoon salt
1 teaspoon ground black pepper
4 large yellow onions, peeled and thinly sliced
3 large cloves garlic, finely chopped
1 small bunch flat parsley leaves, roughly chopped, about 1/4 cup
1 tablespoon extra virgin olive oil
2 tablespoons lemon juice
8 portobello mushroom caps
2 tablespoons flour
1/2 cup dry red wine
1 cup beef stock or broth

Steps:

Preheat oven to 425 degrees.
Rub steak with 1 tablespoon olive oil. Season beef with salt and pepper. In a large casserole on the stovetop, sear beef on both sides. To a heavy roasting pan add onions and 2 tablespoons olive oil and roast in oven for 20 minutes, to begin caramelizing onions. Place charred roast on top of onions and roast until internal temperature is 135 degrees (for medium rare), or higher, about 45 minutes. In final 15 minutes (internal temperature of beef should be approximately 120 degrees), mix garlic, parsley, extra virgin olive oil, and lemon juice. Brush mix on steak as roasting marinade and brush on mushroom caps. Add mushroom caps to roasting pan while the beef cooks for final 15 minutes.
Remove roast, place on carving board, and allow to rest. Place onions and mushroom caps on platter.
Pour excess fat from roasting pan, leaving 1 tablespoon. Add flour and cook on stovetop for 2 minutes. Add wine and reduce by half. Add broth and cook for 2 minutes.
Carve roast. Serve with onions, mushrooms and gravy.