Baked Haddock with Spinach and Tomatoes

SERVINGS

INGREDIENTS (Nutrition)

• 1 tablespoon butter
• 1 cup thinly sliced onion
• 2 (10 ounce) packages chopped frozen spinach, thawed and squeezed dry
• 1/4 teaspoon freshly grated nutmeg
• 1/2 teaspoon salt
• 1 1/2 pounds haddock fillets
• 1 (14.5 ounce) can diced Italian plum tomatoes, juices reserved
• 1/2 teaspoon dried thyme
• 1/4 teaspoon dried tarragon
• 1 tablespoon butter
• 1 tablespoon minced onion
• 1 teaspoon cornstarch