2 cups of milk4 potatoes, chopped1 onion, finely chopped4 garlic cloves, minced1 pound of salted cod1 tablespoon of parsley, finely chopped1 tablespoon of coriander, finely chopped2 eggsSalt and pepper to taste1 cup of vegetable oil, for frying2 lemons, sliced thinly1/2 cup of black olives for garnish