12 oz. dried, salted cod OR fresh cod fillets4-5 medium potatoes, peeled and thick-sliced3 eggs, hard-boiled and coarsely chopped1 can large black olives, coarsely chopped2 medium onions, sliced1/2 large red bell pepper, sliced1/2 large green bell pepper, sliced4 cloves garlic, minced1 tbsp hot saucePortuguese olive oil