Italian Lobster Ravioli with Shellfish Bisque, Seared Scallops and Oscietra Caviar | Ravioli all'Aragosta con Bisque, Capesante Scottate e Caviale Oscietra
Three Italian coastlines meet on this plate and none of them knows the others. The aragosta comes from the Coral Riviera around Alghero, the capesante from the northern Adriatic beds, and the Oscietra caviar, improbably, from inland Lombardy. It is a composed dish rather than a traditional one, and each element was chosen for what it does to the bisque rather than for how it looks beside the other two.
The ravioli are deliberately restrained. The filling is lobster knuckle and leg meat, chopped rather than blitzed, held with mascarpone and a spoonful of the bisque itself, so the parcel tastes of the same animal as the sauce around it. Nothing green goes inside. A ravioli with a busy filling turns a plate like this into a competition.
The caviar is the one component that touches no heat at all. It goes on at the last second, on a cool surface, in a quantity that looks insufficient and is not. Its role is a burst of salinity against a sweet buttery sauce, and warmed even slightly it gives that up and turns oily.
Yield: 4 servings, 6 ravioli each. Prep: 1 hour 30 minutes. Cook: 1 hour 15 minutes. Rest: 1 hour. Total: about 3 hours 45 minutes. Difficulty: expert. Course: primo. Region: Alghero and northern Sardinia, with the Adriatic and Lombardy.
The Story
Alghero is the reason this dish begins with aragosta rather than any other shellfish. The town has been Catalan since the fourteenth century, still speaks a Catalan dialect, and built its reputation on a single animal: the spiny lobster taken from the rocky ground between Capo Caccia and Porto Conte. Aragosta alla catalana, served cold with raw onion and tomato, is the local monument to it.
The bisque is the French half of the ancestry and there is no point pretending otherwise. Classical bisque came out of seventeenth century French kitchens and reached Italy through the hotel brigades of the nineteenth, where cooks took a technique designed for langoustine and applied it to whatever the Mediterranean gave them. What stayed Italian was the restraint: no rice thickener, no heavy cream, a sauce reduced and mounted with butter and left thin enough to pool.
The caviar has the strangest provenance of the three. Italy is now the largest producer of farmed sturgeon roe in Europe, and most of it comes from the spring fed ponds around Calvisano in the province of Brescia, where Acipenser gueldenstaedtii has been raised since the nineteen seventies. Oscietra from Lombardy sits on plates all over the world under other names, so putting it on a Sardinian lobster is less of a stretch than it sounds.
Ingredients
For the pasta
Tipo 00 flour, 2 cups (250 g)
Whole eggs, large, 2
Egg yolks, large, 3
Fine sea salt, 1/4 tsp (1.5 g)
Semola for dusting, as needed
For the lobster and the bisque
Live spiny lobster, 2 1/4 lb (1 kg)
Extra virgin olive oil, 3 tbsp (45 ml)
Shallots, sliced, 2
Fennel bulb, small, diced, 1/2
Carrot, diced, 1
Garlic clove, crushed, 1
Tomato paste, 2 tbsp (32 g)
Cognac, 1/4 cup (60 ml)
Dry white wine, 3/4 cup (180 ml)
Light fish stock or water, 5 cups (1.2 litres)
Tarragon sprig, 1
Black peppercorns, 6
For the filling
Reserved lobster knuckle and leg meat, about 7 oz (200 g)
Mascarpone, 3 tbsp (45 g)
Reduced bisque, cooled, 1 tbsp (15 ml)
Chives, finely snipped, 1 tbsp
Finely grated lemon zest, from 1/4 lemon
Fine sea salt and white pepper, to taste
For finishing
Large diver scallops, dry packed, 8
Unsalted butter, cold, 3 tbsp (42 g)
Grapeseed oil for searing, 1 tbsp (15 ml)
Oscietra caviar, 1 oz (30 g)
Flaky sea salt, a pinch per scallop
Chervil or fennel fronds, 8 small sprigs
Preparation
Step 1
Break down the lobster. Dispatch it through the cross on the head, then separate tail, head and legs. Drop the tail into boiling salted water for 3 minutes and the legs for 2, cooling both in iced water at once. Spiny lobster has no true claws, so the knuckle and leg meat is your filling and the tail is reserved whole. Pick every scrap out with a skewer, chop the leg meat finely and keep the tail cold. Crush the shells and head with the flat of a knife.
Step 2
Roast the shells. Heat the olive oil in a wide heavy pot over high heat and add the crushed shells in a single layer. Leave them undisturbed 3 minutes at a time until deeply coloured and smelling nutty. Add the shallots, fennel, carrot and garlic, lower the heat and sweat 6 minutes, then stir in the tomato paste and cook it out 2 minutes until it turns brick red and stops smelling raw.
Step 3
Deglaze and simmer. Off the heat add the cognac and let it reduce almost to nothing over a moderate flame. Pour in the white wine and reduce by half, then add the stock, tarragon and peppercorns. Bring it just to a tremble and hold it there 45 minutes. A bisque that boils turns cloudy and picks up a bitter mineral edge from the shell that no amount of butter will cover later.
Step 4
Blend and strain twice. Remove the tarragon, then blitz the whole contents of the pot, shells included, in a heavy blender in batches of 30 seconds. This is what extracts colour and body. Strain through a coarse sieve first, pressing hard with a ladle, then through a fine mesh sieve lined with damp muslin without pressing at all. Reduce the clear liquid in a clean pan to about 1 1/4 cups (300 ml).
Step 5
Make the pasta. Mound the flour, make a well and add the whole eggs, the yolks and the salt. Bring it together, then knead 10 minutes until smooth and elastic. Wrap it and rest it a full hour, which matters more here than for cut pasta: a rested dough rolls thin without tearing and seals without springing back. Divide it into four pieces and keep three covered.
Step 6
Mix the filling. Fold the chopped lobster meat with the mascarpone, one tablespoon of cooled reduced bisque, the chives and the lemon zest. Season with salt and white pepper and chill at least 30 minutes so it firms. Do not process it. A smooth mousse loses the reason for using lobster at all, and the small pieces of meat tell a diner what they are eating before the sauce does.
Step 7
Form the ravioli. Roll each piece to the second thinnest setting, until you can read print through the sheet. Pipe 24 walnut sized mounds along the lower half at 2 inch intervals, brush the pasta around them with water, fold the sheet over and press outward from each mound with the side of your hand to drive out every trace of air. Cut with a 2 1/2 inch ring and press the rim closed. Rest them on a semola dusted tray.
Step 8
Cook and finish. Slice the lobster tail into 8 medallions. Bring salted water to a gentle boil, drop in the ravioli and cook 3 minutes. Meanwhile warm the bisque and whisk in the cold butter off the heat. Pat the scallops bone dry and sear them in grapeseed oil over high heat, 90 seconds on the first side and 20 on the second. Warm the medallions in the bisque 30 seconds. Drain the ravioli well.
Plating
Use wide shallow bowls with a flat base, warmed to about 120°F (50°C) and no more. This plate carries caviar and a butter mounted sauce, and a properly hot bowl breaks the first and dulls the second within half a minute of leaving the pass.
Set six ravioli in a loose ring around the base, not touching, leaving the centre clear. Ladle the bisque around and between them rather than over the top, so the pasta shows through and each parcel sits partly in the sauce. Place two scallops and two lobster medallions in the open centre, seared side up, and finish the scallops with flaky salt.
The caviar goes on last and never on anything hot. Use a mother of pearl or plastic spoon and set a small quenelle on each scallop, where the cooler surface holds the beads intact. Finish with two sprigs of chervil laid flat and send the plate immediately. Every second it waits costs the caviar its texture.
Professional Technique
The double strain separates a real bisque from a shellfish soup, and it depends on doing two opposite things in sequence. The coarse pass is pressed hard, because that is where the body and the emulsified shell solids come from. The fine pass, through damp muslin, is never pressed at all, because pressure forces those same solids through the cloth and returns the grit you just removed. Let it drip, however long it takes.
Sealing the ravioli is the second, and it is about air rather than water. Any air trapped beside the filling expands in the boiling water, lifts the seal from inside and bursts the parcel. Working outward from the mound with the side of the hand, rather than pressing down around the edge with fingertips, pushes the air out before the seal closes. Only then does the rim get crimped.
The scallop sear is the third and least forgiving. A scallop is roughly three quarters water, and a wet surface steams instead of browning. Dry them on paper, salt them only after they leave the pan, and use grapeseed oil rather than olive oil for its higher smoke point. Ninety seconds on one side, twenty on the other, and out. The centre should still be translucent.
Texture and Moisture Control
The filling is the moisture problem in this dish. Lobster meat releases liquid as it sits and again as it heats, and a filling that is loose going into the pasta will be wet enough to soften the seal from the inside. Mascarpone rather than ricotta is the fix, since it carries far less whey, and chilling the mix 30 minutes firms the fat so the mound holds its shape under the sheet.
Sheet thickness is a compromise and has to be judged, not measured. Too thick and the ravioli eats like a dumpling and needs an extra minute that overcooks the lobster inside. Too thin and the seam fails. The second thinnest setting on a domestic machine, where print is legible through the sheet but the pasta still has a little opacity, is the working target.
The bisque should nap a spoon and no more. Butter mounted off the heat gives it gloss and a little body, but that emulsion is fragile: take it above about 180°F (82°C) and it splits on the plate. Hold it warm, whisk the butter in only once the pan is off the flame, and if it thickens while the ravioli finish, loosen it with a spoonful of pasta water rather than more stock.
Professional Mise en Place
Almost everything here is done a day ahead. The plate itself takes four minutes and three pans running at once.
Equipment and tools
Heavy blender and both a coarse and a fine mesh sieve, plus muslin
Wide heavy pot for the bisque and a piping bag with a plain tip
Pasta machine, a 2 1/2 inch cutting ring and a semola dusted tray
Heavy steel or cast iron pan for the scallops, kept dry
Mother of pearl or plastic spoon for the caviar, never metal
Prepared ahead
Bisque made, strained and reduced, up to 2 days refrigerated
Lobster picked, leg meat chopped, tail kept whole and cold, same day
Filling mixed and chilled, up to 12 hours ahead
Ravioli formed and held on a tray, up to 4 hours refrigerated uncovered
Scallops trimmed of the side muscle and dried on a rack in the refrigerator
Service setup
Salted water at a gentle boil, never a rolling one
Bisque warm in a small pan, cold butter cubed beside it
Scallop pan on high heat, grapeseed oil ready but not yet in
Caviar tin on ice, opened only when the plates are down
Bowls warmed to about 120°F (50°C)
Chef Tips
Buy dry packed scallops and check the label. Wet packed scallops are soaked in sodium tripolyphosphate, hold water they release into the pan, and never brown. They also carry a faint soapy taste that sits badly against caviar.
Open the caviar tin at the last possible moment and keep it on ice until then. Oscietra is graded on the intact bead, and warmth, air and metal all work against it. A tin left half an hour at room temperature is worth a fraction of what you paid.
Reserve a little bisque before you mount it with butter. Unmounted bisque freezes perfectly and mounted bisque does not, and a container of it in the freezer is the fastest route to a risotto later in the week.
Test one ravioli before committing the batch. Cook a single parcel the full 3 minutes and cut it open. If the seal held and the filling is hot but the meat still juicy, the rest will follow. If it burst, the air was not driven out and every other one needs pressing again.
Common Mistakes
Boiling the bisque. A hard boil clouds the liquid and drags a bitter note out of the shell. The pot should tremble for the whole 45 minutes, and the reduction happens afterwards in a clean pan.
Pressing the fine strain. Forcing liquid through muslin pushes the grit straight back into a sauce you just clarified. Press the coarse sieve hard, let the fine one drip.
Blitzing the filling smooth. A mousse erases the texture of the lobster and makes the ravioli taste of dairy. Chop the meat by hand and bind it loosely.
Trapping air in the ravioli. Air expands in the water, lifts the seal from inside and empties the parcel into the pot. Work outward from each mound with the side of the hand before crimping.
Cooking the ravioli at a rolling boil. Violent water tears a thin seam and knocks the parcels together. Keep a gentle boil and move them with a slotted spoon, never a colander.
Putting the caviar on anything hot. Heat splits the beads and releases their oil, and the salinity you paid for turns into a slick. It goes on last, on a cooler surface, with a non metal spoon.
Wine Pairing
Alghero DOC: The most literal pairing available, from the same stretch of coast as the lobster. The whites of this small denomination are built for local shellfish and carry a dry saline finish with a soft herbal note behind it. Weight enough to sit under the bisque without competing, and the salt to meet the caviar head on.
Vermentino di Gallura DOCG: Sardinia's only DOCG white, grown on decomposed granite in the far north of the island. The granite gives a mineral cut and a bitter finish that keeps the butter mounted sauce from coating the palate, and a Superiore bottling has the weight to carry a whole course. Serve it at 50°F (10°C).
Franciacorta DOCG: The classic answer whenever caviar is on the plate, and it earns the place. Bottle fermented in Lombardy, the same region that farms the sturgeon, it brings a fine persistent bead that scrubs the butter off the palate. Choose a Brut with real autolytic depth: the bready note runs alongside the caviar instead of cutting across it.
Alta Langa DOCG: A leaner Piedmontese metodo classico, built on Pinot Nero and Chardonnay grown at altitude and aged a minimum of thirty months. Where Franciacorta rounds the plate, this sharpens it, with a higher acidity and an austerity that suits the seared scallop better than the lobster. Pour it for a table that finds the bisque too rich.
Fiano di Avellino DOCG: The still white with the most staying power here, from the volcanic hills inland of Naples. Fiano has real body, a smoky hazelnut character and an acidity that holds for years, and that combination stands up to the sweetness of the shellfish without being flattened. Older bottles, at five or six years, work best.
Storage & Reheating
Uncooked ravioli are the one component that freezes well. Spread them on a semola dusted tray, freeze them solid, then bag them for up to a month and drop them into the water from frozen, adding a minute to the cooking time. Refrigerated, they keep only 4 hours uncovered on a tray, because the filling softens the sheet from the inside after that.
Unmounted bisque keeps refrigerated 2 days in a sealed container and frozen 3 months. Once the butter is whisked in it will not keep at all, and reheating a mounted sauce splits it every time. Make only as much mounted sauce as you are serving.
Cooked scallops and cooked ravioli do not keep in any useful sense, and caviar once opened must be eaten within 48 hours, pressed level in its tin with the lid on, at the coldest part of the refrigerator. To hold cooked ravioli a few minutes, oil them lightly and leave them in a single layer, never stacked or covered.
Nutrition
Per serving, based on 4 portions of 6 ravioli each:
Calories: 710 kcal
Total Fat: 32 g
Saturated Fat: 15 g
Trans Fat: 0 g
Unsaturated Fat: 15 g
Cholesterol: 430 mg
Sodium: 1150 mg
Total Carbohydrates: 52 g
Fiber: 2 g
Total Sugars: 3 g
Added Sugars: 0 g
Protein: 48 g
Principal micronutrients: selenium, zinc, copper, vitamin B12, iodine, phosphorus
These figures are estimates. Sodium is high mainly because of the caviar, roughly 400 mg per serving on its own, and the cholesterol reflects the yolks in the pasta alongside the shellfish.
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