Finished lighter Irish Baked Salmon served in its familiar home-style form

A lower-calorie way to make Baked Salmon

Baked Salmon: mustard-herb salmon baked over leeks and baby potatoes

Salmon portions bake on sweet leeks with crushed baby potatoes and a thin mustard-herb crust, needing no butter baste. This measured Irish recipe serves 8 at about 470 kcal per portion.

470 kcalestimated/serving
212 kcal · 31%less than reference
57 minprep to plate
8 servingsrecipe yield

Baked Salmon should still taste and look like the familiar dish, even when its richest ingredient is reduced. This version uses use 20 g oil across the full tray and spread a thin mustard-oat-herb crust over individually measured salmon portions. Salmon richness, mustard, dill, parsley, lemon, sweet leek, and crisp oat crumbs keep the familiar Irish fish-supper balance.

The change that makes it lighteruse 20 g oil across the full tray and spread a thin mustard-oat-herb crust over individually measured salmon portions

What changes—and what stays

From butter-basted salmon with rich potato sides often reaches 650–800 kcal to 470 calories

use 20 g oil across the full tray and spread a thin mustard-oat-herb crust over individually measured salmon portions. Salmon richness, mustard, dill, parsley, lemon, sweet leek, and crisp oat crumbs keep the familiar Irish fish-supper balance.

PartConventionalLighterWhy
Core methodMore added fat or a heavier proportionuse 20 g oil across the full tray and spread a thin mustard-oat-herb crust over individually measured salmon portionsSalmon richness, mustard, dill, parsley, lemon, sweet leek, and crisp oat crumbs keep the familiar Irish fish-supper balance.

How the flavor stays

Salmon richness, mustard, dill, parsley, lemon, sweet leek, and crisp oat crumbs keep the familiar Irish fish-supper balance.

A cost rule that survives inflation

One side of salmon portions more economically than individual fillets, while potatoes and leeks turn it into eight complete tray meals.

Ingredients for 8

Measure first; timing is part of how this recipe uses less fat.

Portioned salmon, baby potatoes, leeks, oats, mustard, lemon, and herbs
  • 1.4 kgskin-on salmon side
  • 1.4 kgbaby potatoes
  • 700 gleeks
  • 100 grolled oats
  • 50 gDijon mustard
  • 20 grapeseed oil
  • 2lemons
  • 35 gdill, parsley, garlic, and black pepper

Method

Each step includes heat, a visible cue, and a recovery.

Portioned salmon, baby potatoes, leeks, oats, mustard, lemon, and herbs
1

Step 1 · follow the visible cue

Prepare the measured components

Portion salmon evenly, remove pin bones, halve potatoes, and wash sliced leeks until completely grit-free.

Look for: Fish is dry and bone-free while potato pieces match and leek layers show no grit.

Crushed dry potatoes and softened leeks on a roasting tray
2

Step 2 · follow the visible cue

Build the defining flavour

Parboil potatoes, steam-dry and crush them lightly, then soften leeks on the hot tray with half the oil.

Look for: Potato edges look floury and leeks are soft with no trapped washing water.

Salmon portions with a thin mustard herb oat crust
3

Step 3 · follow the visible cue

Cook with controlled heat

Set salmon over leeks and press on mustard, lemon zest, herbs, and toasted oat crumbs.

Look for: A thin even crust adheres to dry salmon without falling into the tray.

Golden baked salmon with crisp crushed potatoes and tender leeks
4

Step 4 · follow the visible cue

Finish and check the texture

Bake at 210 °C until salmon reaches 63 °C and potatoes are crisp at their broken edges.

Look for: Fish flakes moistly, crumbs are gold, and the tray shows no butter or oil pool.

Measured ingredients and four visible cooking stages for lighter Baked Salmon
AI-generated instructional imagery; it is not evidence of a physical kitchen test.

Calories at the same serving size

butter-basted salmon with rich potato sides often reaches 650–800 kcal682 kcal
This recipe470 kcal

212 kcal · 31% lower estimated

The estimate uses the listed ingredients divided into 8 servings. Brand labels, trimming, and the amount left in the pan can change the result.

470 kcalCalories
41gProtein
42gCarbs
18gFat

Keep the leftovers in the same spirit

Cool Baked Salmon promptly and refrigerate in a sealed container for up to 2 days. Reheat only the portion needed until piping hot; keep crisp or fresh components separate where possible.

Cool Baked Salmon promptly and refrigerate in a sealed container for up to 2 days. Reheat only the portion needed until piping hot; keep crisp or fresh components separate where possible.

Frequently asked questions

Can I prepare Baked Salmon ahead?

Yes. Complete the preparation stages in advance, then do the final crisping, dressing, or assembly close to serving so Baked Salmon keeps its intended texture. Cool Baked Salmon promptly and refrigerate in a sealed container for up to 2 days. Reheat only the portion needed until piping hot; keep crisp or fresh components separate where possible.

Does the calorie estimate for Baked Salmon include sides?

No. The estimate covers one portion made from the measured ingredients listed here; drinks, chips, salad dressing, and other side dishes need to be counted separately. use 20 g oil across the full tray and spread a thin mustard-oat-herb crust over individually measured salmon portions.

9:41
CaloNote
Lunch12:30 PMAI Reanalyze
Baked SalmonEdit Mode
470kcal
C 42gP 41gF 18g
42%41%18%
Ingredients
  • skin-on salmon side1.4 kg
  • baby potatoes1.4 kg
  • leeks700 g
  • rolled oats100 g
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Method and sources

Recipe development and nutrition review: CaloNote Editorial

This editorial recipe uses ingredient-level nutrition estimates and reviewed cooking principles. It is not represented as physically test-cooked, and nutrition is approximate.

Published and last reviewed: August 25, 2026

Make another familiar dinner lighter