Equipment
Ingredients
Base
- 200 g unsalted butter, room temperature
Aromatics & Seasoning
- 3 g lemon zest
- 10 ml fresh lemon juice
- 10 g flat-leaf parsley, leaves only
- 3 g flaky sea salt
- ½ g white pepper, finely ground
Nutrition (per serving)
Nutrition is estimated per serving. Nutrients without complete source data are omitted.
Full nutrition
- Calories
- 90 kcal
- Protein
- 0 g
- Carbohydrates
- 0 g
- Fat
- 10 g
- Fiber
- 0 g
- Sugar
- 0 g
- Sodium
- 74 mg
- Saturated Fat
- 6 g
- Monounsaturated Fat
- 3 g
- Polyunsaturated Fat
- 0 g
- Cholesterol
- 27 mg
- Potassium
- 7 mg
- Calcium
- 4 mg
- Iron
- 0.1 mg
- Magnesium
- 1 mg
- Phosphorus
- 3 mg
- Zinc
- 0.0 mg
- Vitamin A
- 88 mcg
- Vitamin C
- 1 mg
- Vitamin E
- 0.3 mg
- Vitamin K
- 11 mcg
- Vitamin B12
- 0.0 mcg
- Niacin
- 0.0 mg
- Folate
- 1 mcg
- Water
- 3 g
Sources: Aggregated Public Data, USDA FoodData Central
Method
Ensure the butter is completely softened to room temperature (approx 20°C/68°F). It should yield easily to pressure but not be oily or melted.
Finely mince the parsley leaves and zest the lemon. Ensure the parsley is very dry before chopping to prevent it from turning into a wet mash.
In a medium bowl, mash the butter with a spatula until smooth and creamy. Add the lemon zest, lemon juice, minced parsley, salt, and white pepper.
Fold the ingredients together thoroughly. The lemon juice may initially resist mixing; continue working the butter against the side of the bowl until the liquid is fully emulsified and no droplets remain.
Spoon the butter mixture onto the center of a sheet of parchment paper. Fold the paper over the butter and use a straight edge (like a baking sheet or ruler) to push against the butter, tightening it into a uniform log shape approximately 3-4cm in diameter.
Twist the ends of the parchment paper like a candy wrapper to seal. Refrigerate for at least 1 hour until firm.
To serve, unwrap the log and slice into 1cm thick medallions with a warm knife. Place a cold medallion directly onto hot steamed or grilled fish to melt.
Chef's Notes
- Using flaky sea salt specifically adds a pleasant crunch that contrasts with the soft butter; do not substitute with fine table salt if possible.
- When serving with delicate fish like snapper, be conservative with the salt in the butter if you have already heavily seasoned the fish skin.
- For the tightest possible log shape, chill the butter for 10 minutes after initial rolling, then re-roll and tighten the parchment again before the final long chill.
- Leftover butter is excellent melted over steamed asparagus or stirred into mashed potatoes.
Storage
Refrigerator: 2 weeks — Keep wrapped tightly in parchment and plastic wrap to prevent absorbing fridge odors.
Freezer: 3 months — Slice into medallions before freezing for easy single-portion use.
Reheating: Do not reheat directly; allow to melt residually over hot food.
Troubleshooting
Liquid lemon juice is pooling and won't mix in
Cause: Butter was too cold or juice was added too fast
Fix: Let mixture sit at room temp for 10 minutes, then whip vigorously with a whisk
Prevention: Ensure butter is fully softened; add liquid gradually
Cultural Context
Beurre Maître d'Hôtel is a cornerstone of classic French bistro cooking. Originally named for the 'head waiter' who would prepare it tableside, it represents the French philosophy that a few high-quality ingredients, treated with respect, can elevate a simple protein into a luxury dish.
