Mom's Best Recipes
Recipe

Earthy Baked Cod

Tender cod baked in a garlicky mushroom and herb sauce with lemon, white wine, and crisp-edged breadcrumbs. Cozy, savory, and weeknight-friendly.

Author By Matt Campbell
4.8
A baking dish of flaky baked cod nestled in sautéed mushrooms and herbs with golden breadcrumbs on top, set on a wooden table with a lemon half nearby

Cod is one of those quiet superpowers in the seafood aisle. It is mild, fast-cooking, and basically begging you to give it a sauce with opinions. This is my earthy baked cod: a cozy, savory situation where mushrooms and garlic do the heavy lifting, lemon keeps everything bright, and a quick breadcrumb topping brings the crisp edges that make it feel special.

It tastes like you tried really hard, but it is actually low-drama. The fish bakes gently right in the pan sauce, so you get tender flakes plus a spoonable, weeknight-luxury mushroomy broth. If you have about 35 minutes and a baking dish (or an oven-safe skillet), you are in business.

A close-up of a fork flaking a piece of baked cod with sautéed mushrooms and herbs

Why It Works

  • Big savory flavor without a long ingredient list: mushrooms, garlic, thyme, and a splash of wine build depth fast.
  • Perfect cod texture: baking at a moderate heat keeps it juicy and flaky, not dry and overdone.
  • Crisp topping, tender fish: breadcrumbs toast up top while the sauce stays brothy underneath.
  • Flexible: swap in haddock, pollock, or halibut, and use what herbs you have.

Pairs Well With

Storage Tips

Fridge

Store leftovers in an airtight container for up to 2 days. Cod is best the day you make it, but the mushroom sauce reheats like a champ.

Reheat (best method)

Warm gently in a covered skillet over low heat with a splash of water or broth to loosen the sauce. Heat just until the fish is warmed through. Overheating is how cod goes from flaky to chalky.

Microwave (still fine)

Use 50% power in short bursts. Stop as soon as it is hot. The breadcrumb topping will soften, but the flavor is still there.

Freezing

Not my first choice. Cooked cod can get a bit watery after thawing. If you must, freeze up to 1 month and thaw overnight in the fridge, then reheat gently.

Common Questions

How do I know when cod is done?

It should flake easily with a fork and look opaque in the thickest part. For the most widely recommended food-safety target, aim for 145°F in the thickest part. If you prefer a slightly juicier texture, some cooks pull it closer to 140°F and let carryover heat finish, but use your best judgment and a thermometer if you have one.

Can I use frozen cod?

Yes. Thaw overnight in the fridge if you can. If the fillets release a lot of water, blot them well with paper towels before seasoning so the sauce does not get diluted. If things still look watery, simmer the sauce 1 to 2 minutes longer before baking.

What can I use instead of white wine?

Swap in seafood stock, chicken broth, or vegetable broth, plus 1 to 2 teaspoons lemon juice (or a tiny splash of white wine vinegar) to keep the brightness.

What mushrooms work best?

Cremini are the weeknight MVP. Baby bella, white button, or a mix with shiitake works too. If you have dried porcini, soak a small handful in hot water, chop them, and add them with the fresh mushrooms. Use a little of the soaking liquid in the sauce, but pour carefully so you leave grit behind.

Can I make it dairy-free?

Absolutely. Use olive oil instead of butter and skip the Parmesan, or use a dairy-free alternative. The mushrooms and herbs still bring plenty of flavor.

I started making versions of this when I wanted “restaurant fish” on a Tuesday without turning my kitchen into a full-blown production. The first time I tried it, I went heavy on mushrooms because they are basically flavor sponges with good intentions. Then I threw breadcrumbs on top because I missed the crisp you get from pan-searing, and I did not want to babysit a skillet.

Now it is my go-to when I want something that feels cozy but not heavy. It is the kind of meal where you take one bite, pause, and immediately start planning what you are going to mop the sauce up with.