Cast Iron Seared Salmon in Blood Orange Sauce

This cast iron salmon with blood orange sauce is both elegant and nourishing. A bright, tangy blood orange glaze, scented with garlic and fresh herbs, complements rich, flaky salmon for a simple yet impressive weeknight or dinner-party dish.

With more time spent at home and less exposure to sunlight, many of us may notice lower moods and energy. Including Vitamin D–rich foods in your diet can help support overall wellbeing, and fatty fish like salmon are excellent sources. Beyond nutrition, this recipe brings bright flavor and color to the table: the sweet-tart blood orange sauce balances the savory salmon for a satisfying meal.

Blood oranges provide a unique citrus profile—hints of raspberry and grapefruit beneath the orange notes—creating a deep, ruby glaze. If blood oranges are out of season, a navel orange will work as a reasonable substitute, though the color and some flavor notes will differ.

The Ingredients for the Cast Iron Salmon

Blood Oranges

Blood oranges look similar to standard oranges on the outside but reveal a dramatic red interior when sliced. Their juice adds complexity to the sauce with subtle berry and grapefruit tones. If you cannot find blood oranges, substitute navel oranges, and expect a slightly less intense color and flavor profile.

Wild-Caught Sockeye Salmon

Choose wild-caught salmon when possible. Wild fish generally have fewer additives than some farmed options. If buying frozen, look for packaging that indicates the fish was flash-frozen soon after harvest. If you buy salmon from the fresh case, ask whether it was previously frozen; many pieces on ice have been thawed from frozen stock.

The Herbs — Rosemary and Thyme

Fresh rosemary and thyme pair beautifully with citrus. Finely chop rosemary since its stems and leaves are firmer, and roughly chop or strip thyme leaves.

Minced Garlic

Use freshly minced garlic for the best flavor. Whole peeled cloves keep longer, but avoid mincing garlic far in advance to preserve aroma and intensity.

Blood Orange Zest

Zest adds concentrated citrus oils and an extra layer of brightness. Avoid grating into the bitter white pith beneath the peel.

Freshly Squeezed Lemon Juice

Fresh lemon is more vibrant than bottled and helps lift the sauce.

Raw Honey

Adjust honey to taste. Add 1–3 tablespoons depending on the sweetness of your oranges and your preference.

Cornstarch

A small amount of cornstarch thickens the glaze to a glossy, spoonable consistency.

How to Cook this Cast Iron Salmon

This recipe comes together quickly—about 20–25 minutes from start to finish—making it ideal for a fast, flavorful dinner.

Preparing the Salmon

• Remove salmon from the refrigerator 15–20 minutes before cooking to take the chill off and promote even cooking.
• Pat each piece dry with paper towels to reduce splatter and help the fish sear cleanly in the pan.
• Season with salt and pepper just before cooking; salting too early can draw moisture from the fish.

Pan Searing the Salmon

• While the recipe is called cast iron salmon, any heavy-bottomed skillet will work.
• Heat the skillet over medium-high until very hot, then add oil.
• Start skin-side down to protect the flesh and help the skin crisp. After placing the fish in the pan, avoid moving it while it sears.
• Sear about 4 minutes skin-side down, then flip and cook another 2 minutes, adjusting for thickness. Aim for 125°F for medium-rare or 130°F for medium; the salmon will continue to cook after you remove it from the heat.

• Remove the fish a few degrees below your target temperature, tent with foil, and set aside while you make the sauce.
• Properly cooked salmon will be crisp at the edges and tender and moist inside.

How to Make the Blood Orange Sauce

Cooking the Aromatics

• Use the same skillet to capture the fond—the browned bits left after searing the fish.
• Reduce heat to medium, then add minced garlic, thyme sprigs, and rosemary sprigs. Cook, stirring, for about one minute—just until fragrant—to avoid bitter, overcooked garlic.

Deglazing the Skillet

• Add dry white wine and an orange liqueur to deglaze, scraping the pan to release flavor. Boil briefly, then reduce until most of the alcohol has evaporated.
• Remove herb stems when the liquid has reduced.

Adding Juice, Zest, and Chopped Herbs

• Use about 1½ cups of blood orange juice (roughly four large oranges) for a generous amount of sauce.
• Add orange zest, freshly squeezed lemon juice, and finely chopped rosemary and thyme. Taste and sweeten with 2–4 tablespoons of raw honey, as needed.
• To thicken, whisk 3 teaspoons cornstarch into 4 tablespoons of the orange juice removed from the pan, then pour this slurry into the simmering sauce and whisk until glossy and slightly thickened. Add more cornstarch mixed with juice if needed.

Finishing

• Return the seared salmon to the pan, spoon the warm blood orange glaze over each piece, and garnish with a half slice of blood orange and small rosemary sprigs, if desired.

This dish is as beautiful as it is flavorful. It comes together quickly and makes a satisfying, healthy main course. I often serve it over brown rice with roasted or prosciutto-wrapped asparagus on the side for a balanced plate.

Other seafood recipes and variations are available on this site for more inspiration.