Equipment
Ingredients
Oysters
- 12 fresh oysters, unshucked
- 500 g rock salt, dry
Champagne Velouté
- 30 g unsalted butter
- 1 shallot, finely minced
- 20 g all-purpose flour
- 75 ml brut champagne
- 75 ml fish stock, warm
- 45 ml heavy cream
- 15 g gruyère cheese, finely grated
Garnish
- 5 g fresh chives, finely chopped
Nutrition (per serving)
Nutrition is estimated per serving. Nutrients without complete source data are omitted.
Full nutrition
- Calories
- 74 kcal
- Protein
- 4 g
- Carbohydrates
- 3 g
- Fat
- 5 g
- Fiber
- 0 g
- Sugar
- 0 g
- Sodium
- 52 mg
- Saturated Fat
- 3 g
- Trans Fat
- 0 g
- Monounsaturated Fat
- 1 g
- Polyunsaturated Fat
- 0 g
- Cholesterol
- 26 mg
- Potassium
- 78 mg
- Calcium
- 20 mg
- Iron
- 1.6 mg
- Magnesium
- 9 mg
- Phosphorus
- 67 mg
- Zinc
- 5.1 mg
- Vitamin A
- 63 mcg
- Vitamin C
- 3 mg
- Vitamin D
- 0.1 mcg
- Vitamin E
- 0.1 mg
- Vitamin K
- 0 mcg
- Vitamin B6
- 0.0 mg
- Vitamin B12
- 4.9 mcg
- Thiamin
- 0.03 mg
- Riboflavin
- 0.09 mg
- Niacin
- 0.7 mg
- Folate
- 5 mcg
- Water
- 41 g
- Alcohol
- 1 g
Sources: Aggregated Public Data, USDA FoodData Central
Method
Preheat your oven to 220C (425F). Line a baking sheet with a thick layer of rock salt or crumpled aluminum foil to create a stable base for the oysters.
Carefully shuck the oysters, detaching the muscle from both the top and bottom shells. Leave the oyster meat in the deeper bottom half of the shell. Strain the naturally occurring oyster liquor through a fine mesh sieve into a small bowl to remove any grit, and reserve the liquid. Nestle the shucked oysters into the prepared baking sheet.
Melt the unsalted butter in a small saucepan over medium heat. Add the minced shallot and gently sweat until translucent, taking care not to let it brown.
Sprinkle the flour over the shallots and butter. Whisk continuously for about one to two minutes to cook out the raw flour taste, forming a pale blond roux.
Gradually whisk in the champagne, warm fish stock, and the reserved strained oyster liquor. Bring the mixture to a gentle simmer and let it reduce until it coats the back of a spoon.
Lower the heat and whisk in the heavy cream. Taste the velouté and adjust seasoning if necessary, though the oyster liquor usually provides enough natural saltiness. Remove from heat.
Spoon a generous tablespoon of the warm champagne velouté over each oyster, completely covering the meat. Sprinkle a tiny pinch of finely grated gruyère cheese over each one if desired.
Bake the oysters in the preheated oven at 220C (425F) for 6 to 8 minutes, just until the sauce is bubbling and the edges of the oysters begin to curl. For a more golden top, flash under the broiler for 30 seconds.
Carefully remove the baking sheet from the oven. Garnish each oyster with a pinch of finely chopped fresh chives and serve immediately while hot.
Chef's Notes
- Retaining and straining the oyster liquor is the secret to a profound oceanic flavor in your velouté. Do not skip this step.
- Always use a dry (Brut) champagne or sparkling wine. Sweet wines will clash harshly with the briny, savory elements of the dish.
- Baking oysters on a bed of rock salt not only keeps them level so you do not lose any precious sauce, but it also retains heat, keeping them warm at the table.
- Ensure your fish stock is warmed before whisking it into the roux to prevent the butter from seizing and causing lumps.
Storage
Troubleshooting
The velouté sauce is lumpy
Cause: Liquid was added to the roux too quickly or not whisked vigorously enough
Fix: Strain the sauce through a fine mesh sieve before adding the cream
Prevention: Add liquids in a slow, steady stream while whisking constantly
Oysters are rubbery and tough
Cause: Overbaking
Fix: Cannot be fixed
Prevention: Bake only until the sauce bubbles and the oyster edges just begin to curl
Sauce is overly salty
Cause: Added salt before tasting, or oyster liquor was exceptionally briny
Fix: Stir in a few extra drops of heavy cream to dilute the salinity
Prevention: Never salt seafood sauces before adding the natural oyster liquor and reducing
Cultural Context
Baked oysters with champagne velouté epitomize classical French culinary elegance, particularly during winter celebrations like New Year's Day. The pairing of oysters and champagne is a historic celebration of terroir and merroir, bringing together the crisp minerality of the French wine regions with the bracing salinity of coastal waters.
