Preheat the oven to 200°C.
Blend flour, baking powder, butter, cheese, egg, and salt in a food processor.
Add enough milk to the mixture to form a soft dough.
Knead the dough briefly with rosemary on a floured surface and shape into a disc.
Bake the dough on an oiled sheet for 15 minutes until golden.
Sauté chopped garlic in olive oil for one minute.
Brown the steak in the pan and then set it aside.
Simmer the wine in the pan until reduced by half, then add beef stock and simmer for five minutes.
Whisk in butter and parsley, then return the steak to the pan to keep warm.
Fry sliced potatoes in butter and oil until golden brown.
Serve the steak with potatoes and top with the blue cheese bread.