Place mahi-mahi in a well greased shallow baking pan.
In a bowl combine milk, salt and
pepper. Pour over fish.
Bake at 180șC for 30 minutes.
Remove from oven, drain, and reserve liquid.
Place fish on hot platter and keep warm
In a skillet melt the butter, blend in flour.
Add hot liquid gradually and cook until
thick, stirring constantly.
Add lemon juice.
Pour over fish and top with macadamia nuts