Oysters

SELECTING OYSTERS

Oysters are a perennial starter offered in French homes.  It’s not uncommon to bring a bag. like flowers as a thank you gift for being invited for dinner.

Only three kinds are found in French fish markets: the Pacific oyster, the Atlantic and the European oyster. They are easily identified as one or the other.

The Pacific oyster tends to be oval with a roughly ribbed shell. One half of the shell looks distinctly “hollowed out” or bellied, while the other looks rather flat like a lid. If the sign says “creuse” (which means “hollowed out”) it’s definitely a Pacific oyster.

On the East Coast, look for Blue Point, Chesapeake, Kent Island, or Wellfleet oysters.

The European oyster looks rather flat and often (hardly always) somewhat round. The shell looks comparatively smooth. If the sign says “plate” (which means “flat”) it’s definitely a European oyster. If all else fails, the price tag will often tell the difference, as the European oyster will cost twice (or possibly three times) as much as the Pacific oyster.

SERVING OYSTERS

You need to first find someone to teach you how to open an oyster, if you don’t already know, after they are brushed (but not rinsed, as this will kill the live oyster with chlorinated tap water).  It could be your fish monger or any person from the north of France will do.  Get yourself the best oyster knife you can find.  The Dexter New Haven Sani-Safe is our favorite, having broken several and tried many others.  There are several old French models which are also good, but unless you have someone give one to you, don’t bother experimenting, just get the Dexter New Haven, which works better than 95% of what is out there.  Opening an oyster is not difficult and it is in the wrist-action.  It’s a fun start to any dinner party as guests gather in the kitchen and you get out a few oyster knives, some towels, give a brief demonstration and let them have at it–some will be excellent at it and others will fail miserably.  Either you seem to have an eye for it or you don’t.  You insert the blade in the hinge and twist, viola it opens–or it doesn’t.  You have to hit the right spot, which is nearly impossible to describe other than it is at the hinge, the weak point in the live oyster.  You then open while keeping all the juice in the lower half.  You wipe the blade to remove any grit, and you can slide under the muscle of the oyster, freeing it from the shell but leaving it beautifully undisturbed in the bottom the shell (some French will disagree with this final step, but it eases serving unless you serve with a seafood fork).

SERVICE

Serve oysters plain, on a bed of crushed ice, with wedges of lemon on the side.  The French also like to serve a small bowl of shallot vinegar on the side for spooning on top. My favorite accompaniment to fresh, raw oysters is this mignonette—a piquant sauce made with vinegar and shallots that you sprinkle on top of the oyster, much like a squeeze of lemon juice.

I like to add a couple of drops of lemon juice to each oyster and 2-3 crumbles of French sea salt.  Others will disagree, stating that the juice should be removed and they should be allowed to re-juice themselves with a few minutes of waiting.  Serve with Champagne or Muscadet.

Mignonette Sauce for Oysters

Make the mignonette at least 4 hours ahead of time, preferably a day or two, which allows for the flavors to blend, and the shallots to mellow.
Ingredients

  • 1/2 cup minced shallots (about 2 1/2 ounces)
  • 1/4 cup white vinegar
  • 1/4 cup unseasoned rice vinegar (if using seasoned rice vinegar, omit the sugar and salt)
  • 1/8 teaspoon sugar
  • 1/8 teaspoon kosher salt
  • 1 1/4 teaspoon finely crushed white peppercorns (do not use pre-ground or powdered white pepper)

Method
Finely mince the shallots:
Peel and coarsely chop the shallots. Put them into a food processor and pulse a few times, until the shallots are finely minced, but not mush, with pieces no smaller than the tip of a match.

You can also finely mince by hand if you wish. The advantage of using a food processor is that the food processor bowl captures all of the liquid released by the shallots as they are minced, which will enhance the flavor of the mignonette.

Food processor making a mignonette sauce.
Stir in the vingers, sugar, and salt:
Place the minced shallots and any liquid released from them in a non-reactive bowl. Add the white vinegar, rice vinegar, and sugar and salt. Stir with a fork.

Add the freshly crushed white pepper. Stir with a fork.

Overhead view of a glass bowl and fork making mignonette sauce.
Chill:
Cover with plastic wrap and chill in the refrigerator for a minimum of 4 hours. For best results, store for at least 2 days before using.

The mignonette flavor will be better blended the longer it sits. You may notice that the crushed white peppercorns may sink to the bottom of the bowl as the mignonette rests. If you see this, just give it a little stir.

The mignonette will last up to a month in the refrigerator.

Serve the Mignonette:
To serve, shuck the oysters. (Here is an excellent video by Serious Eats on How to Shuck an Oyster.) Make sure that the oyster is loose in the shell before serving.

Usually the mignonette sauce is served in a small bowl with a small spoon, alongside the oysters on a platter (or as the French say, “plateau de coquillages”). People can scoop a small amount of the mignonette (1/8 of a teaspoon or so) onto their oyster before eating.

 

[ALTERNATE VERSION WITH NOBU’S JALAPENO SALSA]

For Jalapeño Salsa – Yields 1 3/4 cups (350 ml)

  • 2 finely chopped jalapeños
  • 1 1/4 cups (125 g) finely chopped onion
  • 1 teaspoon sea salt
  • 5 teaspoons extra virgin olive oil
  • 5 tablespoons lemon juice
Combine and serve over the top of the fresh oysters in the half shell.

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