1. Set the oven at 400 degrees. 2. In an ovenproof skillet over medium heat, heat the olive oil. Add the shallot and cook, stirring often, for 3 minutes, or until slightly softened. Add the wine, ...

You could try it with cod or haddock instead of hake if you prefer. Heat the olive oil in a terracotta cazuela or a shallow flameproof casserole. Add the onions and garlic and cook gently until soft.