Rub filet mignon steaks with garlic, salt, pepper and thyme.
Sear and cool.
Spread with mushroom duxelles.
Seal in puff pastry; decorate with scraps of pastry.
Bake at 425 deg for 15 min or until
Put the mushrooms in a dish towel, a few at a time and squeeze out the moisture.
In a skillet, heat butter and oil; sauté onions.
Add mushrooms and sherry and cook until dry.
Season with salt and pepper.
Makes about 2/3 cup.