Lemon Butter Sauce
Serves 4 Prep 5 min Cook 5 min Total 10 min

Lemon Butter Sauce

This simple sauce compliments cod and salmon dishes perfectly.

Serves 4 Prep 5 minutes Cook 5 minutes Units Rate

Overview

A deceptively simple classical sauce combining butter, bright lemon, and delicate stock into a silky emulsion. Requiring only careful whisking technique, this elegant sauce provides light richness without heaviness, making it the perfect partner for poached or grilled fish.

Ingredients

Base

  • 225 grams unsalted butter (cut into 1 cm pieces)
  • 50 ml stock (Chicken or vegetable)
  • 1 lemon (juice)

Seasoning

  • salt
  • pepper

Method

Stage 1 - Create base

  1. Chop the butter into 1 cm pieces.

Stage 2 - Emulsify

  1. Put the butter pieces into a pan with the lemon juice and stock.
  2. Bring to a simmer, whisking all the time.
  3. Do NOT allow the sauce to boil or the butter will separate.

Stage 3 - Adjust texture & season

  1. If it is too thick, add more stock.
  2. If you prefer a sharper taste, add more lemon juice.
  3. Season with salt and white pepper to taste.

Stage 4 - Finish (optional)

  1. To give a creamier texture, purée in a blender.
  2. Serve immediately.

Notes

  • Temperature control: Keep at a gentle simmer; boiling causes the butter to separate into grease.
  • Whisking: Constant whisking is essential for creating smooth emulsion between butter and stock.
  • Lemon juice: Fresh lemon juice is crucial; bottled lemon juice lacks the bright acidity needed.

Serving

Serve with poached or grilled cod, salmon, sole, or other delicate white fish. Also excellent with steamed vegetables or chicken.

Storage

  • Best served immediately; emulsion breaks with time.
  • Can be held in a warm bain-marie at 55°C for up to 15 minutes.
  • Does not freeze; emulsion breaks upon thawing.

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