Roast Cod with Potatoes, Onions, and Olives

Ingredients

• 3 large garlic cloves
• 1 pound boiling potatoes
• ¾ cup Kalamata or other brine-cured black olives
• ½ teaspoon dried rosemary
• ¼ cup fresh parsley leaves
• 1 2 1/2-pound piece of center-cut cod fillet
• 1 pound onions
• + 2 more ingredients
• • ¹/₃ cup vegetable oil
  • ¼ cup olive oil

Preheat the oven to 450°F. In a large skillet cook the onions and the garlic in the olive oil over moderate heat, stirring occasionally, until the mixture is pale golden. While the onion mixture is cooking, in another large skillet heat the vegetable oil over moderately high heat until it is hot ...

View full recipe at Epicurious