Onions, Potatoes And Cod

Preparation:

Preparation: Clean and wash the vegetables. Remove any bones from the cod, but not the skin. In a crock with a drizzle of oil put a layer of finely sliced onions, one of sliced potatoes, salt and pepper; make another layer of sliced tomatoes, the cod, salt and pepper; yet another layer of onions, potatoes, tomatoes, parsley, a little salt, oil, 1 glass of water. Cook everything for 1 hour.