Module 13 · Slow & Nordic
Whole Baked Trout with Lemon-Sorrel Butter
Whole Baked Trout with Lemon-Sorrel Butter is a keto dinner with 3.4 g net carbs, 44 g protein and 54 g fat per serving (676 kcal). It serves 2 and takes 35 minutes in total.
A whole trout baked with herbs, opened at the table and dressed with a melting, lemony sorrel butter. Sorrel is the sour green leaf of Nordic summers.

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Allergens in this Ketogeni recipe: fish, milk. Includes listed optional alternatives; check actual ingredient labels and substitutions.
Yield: 2 servings · Active time: 15 min · Total time: 35 min
| Per serving | Amount |
|---|---|
| Net carbohydrates | 3.4 g |
| Protein | 44 g |
| Fat | 54 g |
| Energy | 676 kcal |
Nutrition figures are estimates, not medical advice. Check ingredient labels and weigh your own portions, especially when tracking a strict daily carbohydrate limit. How to interpret these estimates.
Ingredients
- 1 piece whole rainbow trout (about 800 g), cleaned
- 1 piece organic lemon, sliced
- 1 tbsp organic olive oil
- 4 piece sprigs organic dill and parsley
- 60 g organic butter, softened
- 25 g organic sorrel leaves, finely shredded (or spinach plus extra lemon)
- 1 tsp organic lemon zest
- 250 g organic green beans or asparagus
- 0.5 tsp sea salt and pepper
Step-by-step method
- Heat the oven to 200 °C (fan 180 °C). Mash the butter with sorrel, lemon zest and a pinch of salt.
- Season the trout inside and out, fill the cavity with lemon slices and herbs, rub with oil and lay on a lined tray.
- Bake 22–25 minutes until the flesh by the backbone is opaque.
- Steam or boil the beans 4 minutes and toss with a spoonful of the sorrel butter.
- Open the trout at the table, lift the fillets off the bone and top with the rest of the sorrel butter.
Chef’s tips
- Sorrel turns olive-green when heated: add it raw to the butter for the brightest flavour.
Variations
- Use Arctic char or sea bass.
- Add capers to the butter.
Storage
Best freshly baked. Sorrel butter keeps 1 week in the fridge.
Questions and answers
How many net carbs are in Whole Baked Trout with Lemon-Sorrel Butter?
One serving has 3.4 g net carbohydrates, 44 g protein and 54 g fat (676 kcal). The recipe makes 2 servings. These figures are estimates; your own ingredients may differ.
Can I make Whole Baked Trout with Lemon-Sorrel Butter ahead, store or freeze it?
Best freshly baked. Sorrel butter keeps 1 week in the fridge.
Which allergens are in Whole Baked Trout with Lemon-Sorrel Butter?
It contains fish and milk, as listed by Ketogeni for this recipe. Always check the labels of the products you use.
Is Whole Baked Trout with Lemon-Sorrel Butter gluten-free?
Yes. None of the ingredients contain gluten. Check the labels of processed ingredients such as stock or spices.
Can I vary Whole Baked Trout with Lemon-Sorrel Butter?
Yes. Use Arctic char or sea bass. Add capers to the butter.
