Halibut with tomatoes

1/2 pound mushrooms small 1 1/2 cups fish stock 1/2 cup greek olives pitted (black) * 4 each halibut steaks cut into 3/4inch slices * 1 x milk * 1 x salt * 1[...]

1/4 cup shallot , finely chopped 1/4 cup white wine vinegar 1/4 cup dry white wine 1/2 cup whipping cream 3 tablespoons vegetable oil 2 cups mushrooms ,[...]

2 tablespoons extra virgin olive oil 1 medium onion , chopped 2 garlic cloves , minced 1 (14 ounce) can chopped tomatoes , with juice kosher salt & freshly[...]