Cut the garlic in small pieces, and mix it with the butter, thym, rosmary, salt and pepper.
Rub the steak with the butter and place it in the fridge for one hour.
Start the oven at 150 degrees Celsius.
Place the steak on an oven form and pour the red wine over it.
Place the stek in the middle of the oven for approx one and a half hour, try he temperature with a meat thermometer. The steak is done when it has reach sixty five degrees Celsius.
Turn off the oven and leave the stek in the oven.
Boil the potatoes and when they are ready it is time to make the sauce.
Pour the asparagus in a casserole and when the water reaches boiling pont, take away the casserole from the stow and pour away the water.
Pour the butter in a casserole and melt it, pour the flour in and stirr. Add the wine, milk, black pepper, basil, and rosmary. Stir and let the sauce become a bith thicker.
Take out the steak fom the oven and cut it in thin slices and serve everything warm together.