Beef Tenderloin with Marsala without cocoa stock

4 tablespoons butter 2 tablespoons olive oil 14 ounces white button mushrooms , sliced (can use more) 2 -3 tablespoons shallots , finely chopped (or to taste)[...]

3/4 lb shallot , peeled and halved lengthwise 1 1/2 tablespoons olive oil salt and pepper 3 cups low sodium beef broth (I use low-sodium, otherwise it's too[...]

1/2 cup melted unsalted butter , plus 1 tablespoon unsalted butter , plus 2 tablespoons unsalted butter 1/4 cup cognac , plus 2 tablespoons cognac 1[...]

6 (7 -8 ounce) beef tenderloin steaks kosher salt cracked black pepper 3 tablespoons canola oil 6 tablespoons unsalted butter , chilled, divided 4 garlic[...]

2 beef tenderloin steaks (fillet steaks, about 6 ounces each) salt freshly ground black pepper 1/2 teaspoon green peppercorn 1/2 teaspoon black peppercorns[...]

1 1/2 lbs large shallots , halved lengthwise, peeled (about 24) 3 tablespoons olive oil 6 cups canned beef broth 1 1/2 cups tawny port 1 tablespoon tomato[...]

2 (8 ounce) red potatoes 1 tablespoon olive oil 2 (4 ounce) beef tenderloin steaks , 3/4 inch thick (filet mignon) salt black pepper 2 tablespoons shallots ,[...]

4 beef tenderloin steaks , cut 1 inch thick (about 6 oz. each) 1/2 cup uncooked lentils 1/2 cup water 2 cups ready-to-serve beef broth , divided 1 teaspoon[...]