Easy Oven Baked Salmon

If you’ve never attempted fish at home, you really should try this Easy Oven Baked Salmon Recipe. Five ingredients, including the fish, and 15 to 20 minutes of baking time make it perfect for an impressive meal. What’s even better is that it’s basically foolproof! It’s baked uncovered in the oven, and with a few pointers, you can easily tell just when it’s perfectly done.

How Long to Bake Salmon at 395°F?: Salmon should be checked for doneness after 15 minutes at 395°F

Easy Oven-Baked Salmon: How to Buy the Right Fillets

In many ways, preparing the salmon is the easy part. Choosing which piece of fish to buy, however, can be more complicated.

Here in Colorado, we are most often stocked with Pacific wild salmon, so it’s a bit easier. Further east, however, you’re offered farm-raised salmon, which may cause some hesitation. Though it’s usually considerably cheaper, some of the methods used to farm-raise salmon are known to cause nasty environmental damage. Some methods are far less damaging than others, so you may need to ask your grocer more questions. (For more information on wild versus farm-raised salmon, check out this excellent article in Cooking Light magazine: “Get Schooled: How to Buy the Best Salmon at the Grocery Store.”

The recipe below calls for about one pound, or 500 grams, of salmon. If you need more, just size it up proportionally. Baking time will increase also, so anticipate that. But that’s the great thing about salmon – it’s really easy to tell when it’s done!

Easy Oven-Baked Salmon: How to Test for Doneness

As with any protein, you can under- and over-cook salmon. Over-cooked salmon is dry, tasteless and flakes away into small, unappetizing pieces. Under-cooked salmon doesn’t separate with a fork and can taste a bit “fishy.”

Fortunately, it’s pretty easy to tell when your salmon is done. For one pound of salmon, baking at the recipe temp of 395° F, it should take about 15 minutes. Check your oven temperature to be sure it matches the thermostat on your stove – many are very inaccurate, especially at higher temps. (See my article here).

When your time is up, just open up the oven and take a look. You should see open cracks appearing on the edges of the fish. Check the center. With a sharp knife, pull apart a bit of the thickest part of of the salmon and look inside. If the flesh inside looks glossy and translucent, it needs more time. I usually add two minutes at a time at this high temperature. Once the flesh starts to pull apart into chunks, and the center portion appears opaque at the edges rather than glossy, it’s done. (See photo below for example).

Easy Oven-Baked Salmon: Why Bake Salmon Rather Than Fry?

You’ll find hundreds of recipes for frying salmon on the stovetop. But I find that frying salmon most often results in an over-cooked, dry piece of fish. While preparing this article I searched for some photos showing what a perfectly cooked piece of salmon should look like, and most often I found what it shouldn’t look like! (See below on what to avoid).

Fresh v. Dried Herbs

This recipe calls for fresh rosemary. I know many of you don’t have access to a garden with fresh herbs, so you’ll have to turn to dried – and that’s fine. I’ve used both. Grinding up the herbs well in a mortar and pestle is the best way to go. If you don’t have one, check out one of these, from Amazon

Easy Oven-Baked Salmon Questions and Answers

How do I know if I should buy wild-caught or farm-raised salmon?
Both can work in this recipe, but wild-caught (especially Pacific varieties) tends to have better flavor and fewer environmental concerns, depending on the farming method used. If you’re unsure about a farm-raised option, it’s worth asking your grocer about their sourcing.

How do I know when the salmon is actually done?
Look for the flesh to pull apart into chunks and turn opaque at the edges rather than glossy and translucent. Cracks should appear along the edges of the fillet. If the center still looks glossy, add 2 minutes at a time until it’s ready.

Why bake salmon instead of pan-frying it?
Baking gives you more control and is far more forgiving — pan-frying tends to overcook the outside before the inside is done, leaving you with dry fish. Baking uncovered at high heat cooks the salmon evenly with less risk of drying it out.

Can I use dried rosemary instead of fresh?
Yes. Crush the dried rosemary in your palm or grind it with a mortar and pestle before mixing it into the garlic paste — this helps release more flavor than dried rosemary left whole.

Do I need to flip the salmon while it bakes?
No. This recipe bakes uncovered and doesn’t require flipping — just check for doneness starting around the 15-minute mark.

Can I make this with a larger piece of salmon?
Yes, just scale the rub ingredients proportionally and expect a longer bake time. Use the same doneness test (checking the thickest part of the fillet) regardless of size.

What should I serve with this baked salmon?
Something simple works best alongside the bold garlic-rosemary flavor — rice, roasted vegetables, or a light salad are all good options.

Can I prep this ahead of time?
You can mix the garlic-rosemary paste and refrigerate it up to a day ahead, then spread it on the salmon right before baking for the freshest flavor.

You can do it! And once you master it, you’ll be able to whip up a great dinner faster than a pot of spaghetti! Give it a try.

Send me a note to let me know how it worked out for you.