Baked Fish

Mustard-Herb Crusted Salmon with Quinoa & Green Beans

Two mustards make the crust: smooth Dijon to spread and whole-grain for the seeds you can see.

45 min · 4 servings · Oven + stovetop

Salmon fillets with a browned mustard-seed and herb crust beside a mound of mixed red and white quinoa with green beans and blistered cherry tomatoes, with lemon wedges and parsley

Recipe by Emily Carter

on Recipesdarleen

37 recipes by Emily Carter

Published February 24, 2026

How Recipesdarleen publishes recipes

Twelve ingredients and forty-five minutes, with the oven and two stovetop pans going at once.

There is no sauce on this plate. The crust is dry and browned, and the lemon comes as wedges you squeeze yourself.

Why This Recipe Works

  • Dijon spreads smoothly and holds the herbs against the fillet.
  • Whole-grain mustard puts visible seeds into the crust that Dijon alone cannot.
  • 425 degrees browns a mustard crust in the time a fillet needs to cook.
  • Mixed red and white quinoa keeps two colours visible in the finished mound.
  • Broth rather than water seasons quinoa from inside, since nothing is poured over it.

Ingredient Notes

Dijon and whole-grain mustard
Two tablespoons and one. Two kinds on purpose — the smooth one carries the crust, the grainy one gives it the seeds that are visible on the finished fillet.
Mixed red and white quinoa
One cup, cooked in two cups of vegetable broth. Mixed rather than one colour, and both colours show in the mound on the plate.
Green beans and cherry tomatoes
Eight ounces trimmed and a cup and a half. Both are part of the plate rather than optional vegetables.
Lemon wedges
One lemon, cut into wedges. The only acidity added at the table, and there is no sauce for it to compete with.

How to Make It

  1. Oven to 425°F, the crust mixed and spread

    Heat oven to 425°F. Mix Dijon, whole-grain mustard, olive oil, parsley, dill, and salt and spread over the salmon to form a seeded herb crust.

  2. Twelve to sixteen minutes, until browned and 145°F

    Roast salmon 12 to 16 minutes until the crust browns and the fish reaches 145°F or flakes easily.

  3. Meanwhile, quinoa in broth until fluffy

    Meanwhile cook the mixed quinoa in broth until fluffy.

  4. Tomatoes blistered, beans tender-crisp

    Roast or blister cherry tomatoes and cook green beans until bright and tender-crisp.

  5. Plated beside each other, with lemon wedges

    Plate salmon beside quinoa, green beans, and tomatoes and serve with lemon wedges.

A Plate Assembled Beside, Not Poured Over

This baked salmon has a DRY crust, with three things plated BESIDE the fish rather than over it. Nothing on this plate touches anything else until you eat it.

  1. Lemon wedges, and three refusals

    1 lemon in wedges, served alongside - the only acidity on the plate, and it is applied by whoever is eating rather than by the cook. Then what is absent: NO SAUCE, NO CREAM, NO CHEESE. Leaving those out is what keeps this plate clean and bright.

  2. The vegetables - blistered and tender-crisp

    1 1/2 cups of cherry tomatoes ROASTED OR BLISTERED, and 8 oz of green beans cooked BRIGHT AND TENDER-CRISP. Two different endpoints. Tomatoes want enough heat to split and char slightly; beans want to stop while they still snap. Both belong on the plate, not as optional sides.

  3. The quinoa - MIXED, in broth

    1 cup of MIXED RED AND WHITE quinoa in 2 cups of low-sodium vegetable broth, cooked UNTIL FLUFFY. The mix matters: visibly two colours rather than one. Broth rather than water is the seasoning decision - on a plate with NO SAUCE anywhere, every component has to arrive already seasoned, because nothing will be poured over it later.

  4. The salmon - 425F, and the crust is the cue

    4 fillets, 5 to 6 oz each, roasted 12 TO 16 MINUTES UNTIL THE CRUST BROWNS AND THE FISH REACHES 145F or flakes easily. 425F is high for salmon and deliberately so: a mustard crust needs real heat to brown, and at a gentler temperature the fish would be done long before the surface coloured. Unlike a glazed dish, this one lets you see the fish - the crust browns but the flesh at the edges still tells you where it is.

  5. The crust - TWO mustards, and why

    2 tbsp DIJON and 1 tbsp WHOLE-GRAIN mustard with 1 tbsp olive oil, 1 tbsp parsley, 1 tsp dried dill and 1/2 tsp salt, spread over the fillets. Two mustards is not redundancy. Smooth Dijon is the binder - it spreads evenly and holds the herbs against a wet fillet surface. Whole-grain contributes the SEEDS for a BROWNED SEEDED crust: without the grainy mustard there is nothing in the mixture with texture to see.

Success Tips

  • Spread the mustard mixture right to the edges so the whole surface crusts.
  • Start checking the salmon at twelve minutes; the crust browning is the visual cue.
  • Pull the green beans while they still have snap — they carry on softening on the plate.

Serving Ideas

Four servings on white plates, a fillet with its browned seeded crust beside a mound of mixed red and white quinoa, green beans and blistered cherry tomatoes, with lemon wedges and parsley. No sauce.

Frequently Asked Questions

Do I need both mustards?

They do different jobs. Dijon spreads and binds; whole-grain brings the seeds that make the crust look and eat the way it does.

Can I use plain white quinoa?

Mixed red and white is what this calls for — the two colours in the mound are part of how the plate looks.

Is there a sauce?

None. The crust is dry and browned, and the lemon wedges are what you reach for at the table.

Recipesdarleen

Mustard-Herb Crusted Salmon with Quinoa & Green Beans

Two mustards make the crust: smooth Dijon to spread and whole-grain for the seeds you can see.

Prep
20 min
Cook
25 min
Total
45 min
Yield
4 servings

Oven + stovetop

EquipmentSheet pan or baking dish · Lidded saucepan · Skillet · Instant-read thermometer

Before you startUse both mustards — the grainy one is what makes the crust seeded — and cook the quinoa in broth rather than water.

Ingredients

Instructions

  1. Heat oven to 425°F. Mix Dijon, whole-grain mustard, olive oil, parsley, dill, and salt and spread over the salmon to form a seeded herb crust.
  2. Roast salmon 12 to 16 minutes until the crust browns and the fish reaches 145°F or flakes easily.
  3. Meanwhile cook the mixed quinoa in broth until fluffy.
  4. Roast or blister cherry tomatoes and cook green beans until bright and tender-crisp.
  5. Plate salmon beside quinoa, green beans, and tomatoes and serve with lemon wedges.