Italian Lombardy Pumpkin Gratin | Zucca Mantovana Gratinata al Taleggio
The pumpkin Mantua cooks with is not the pumpkin most kitchens know. Zucca mantovana covers two varieties, Delica and the one the market women call cappello del prete because it sits on the stall like a priest hat, and both share the same quality: flesh so dense and dry that a raw slice squeaks under the knife. It is closer to chestnut than to squash, and it is why the tortelli of this city taste the way they do.
A gratin is a harder test than a filled pasta, because there is nowhere for sweetness to hide. The answer here is Taleggio DOP, the washed rind cheese of the Val Taleggio, cut in cubes and buried between layers of roasted pumpkin rather than grated over the top. It brings lactic acidity and a great deal of butterfat, and both push directly against the sugar in the squash.
There is no bechamel. A flour thickened sauce would dull a pumpkin this concentrated and make an already soft dish softer. The binding comes from the squash itself, roasted dry and partly crushed, loosened with cream infused with sage, and the crust carries a little crushed amaretto, the Mantuan signature that makes the dish of this city rather than anywhere else in Lombardy.
Yield: 6 side dish servings. Prep: 25 minutes. Cook: 55 minutes. Rest: 15 minutes. Total: about 1 hour 35 minutes. Difficulty: intermediate. Course: contorno. Region: Lombardy, the bassa mantovana between the Mincio and the Po.
The Story
Pumpkin reached the Po plain from the Americas in the middle of the sixteenth century and Mantua adopted it faster than almost anywhere in Italy. The Gonzaga court was famous for its table, and Bartolomeo Stefani, who cooked for Duke Carlo II in the 1660s, put the new vegetable into his book L'arte di Ben Cucinare. Below the court it spread for simpler reasons: the flat silty fields between the Mincio and the Po suited it, it stored for months in a cold loft, and one fruit fed a family for a week.
What the city built on it is tortelli di zucca, the Christmas Eve pasta of Mantua, filled with roasted pumpkin, crushed amaretti, mostarda of apples and grana. That filling is the whole argument of Mantuan cooking in one spoonful: sweetness held in check by bitterness from the amaretti, mustard heat from the mostarda and salt from the cheese. This gratin follows the same reasoning with the ingredients arranged differently.
Taleggio comes from the other end of Lombardy, the narrow Val Taleggio in the province of Bergamo, and it is one of the oldest cheeses in Europe, documented well before the year 1200. It belongs to the stracchino family, from stracche, the dialect word for the tired cows coming down from the summer pastures, whose milk was richer and more acidic at the end of the transhumance. The wheels are brine washed through five to eight weeks of ripening, traditionally in the damp caves of the Valsassina, which gives the pink orange rind and the sharpness beneath it.
Ingredients
For the pumpkin
Zucca mantovana, Delica or cappello del prete, 3 lb (1.35 kg) whole, about 2 lb (900 g) of flesh
Extra virgin olive oil, 3 tbsp (45 ml)
Fine sea salt, 3/4 tsp (4.5 g)
Freshly ground black pepper, to taste
Whole nutmeg, a few scrapes
For the sage cream
Heavy cream, 3/4 cup (180 ml)
Fresh sage leaves, 8
Garlic clove, lightly crushed, 1
Unsalted butter, 1 1/2 tbsp (21 g)
Fine sea salt, 1/4 tsp (1.5 g)
For the cheese layer
Taleggio DOP, rind removed, cut in 1/2 inch (1.5 cm) cubes, 7 oz (200 g)
Parmigiano Reggiano, finely grated, 1 1/2 oz (43 g)
For the gratin topping
Coarse dry breadcrumbs, 3/4 cup (45 g)
Amaretti di Saronno, hard type, crushed, 3/4 oz (20 g), about 4 biscuits
Parmigiano Reggiano, finely grated, 1 oz (28 g)
Unsalted butter, melted, 2 tbsp (28 g)
Fresh thyme leaves, 1 tsp (1 g)
For finishing
Mostarda mantovana of apples, finely chopped, 1 tbsp (15 g), optional
Freshly ground black pepper, to taste
Fried sage leaves, 6, optional
Preparation
Step 1
Break down the pumpkin. Halve it through the stem, scrape out the seeds and fibres, then cut each half into wedges and pare the skin away with a small knife, since a peeler will not cope with this variety. Cut the flesh into slices about 3/4 inch (2 cm) thick and work slowly, because zucca mantovana is dense enough to blunt a knife.
Step 2
Roast it dry, never boil it. Toss the slices with the olive oil, salt, pepper and nutmeg, spread them on two trays in a single layer with space between them, and roast at 425°F (220°C) for 25 to 30 minutes, turning once. They are ready when the edges are caramelised and a knife slides in without resistance. Crowding the trays makes them steam and defeats the step.
Step 3
Infuse the sage cream. Warm the cream with the sage, the crushed garlic, the butter and the salt until it just trembles, then take it off the heat for 15 minutes. Strain, pressing the leaves gently against the sieve. The sage should read as a savoury resinous background, not a leading flavour, so resist adding more leaves or letting it boil.
Step 4
Crush part of the pumpkin. Set two thirds of the roasted slices aside whole and crush the remaining third with a fork into a coarse uneven mash, not a puree. This is the binder that replaces bechamel. Fold half the sage cream into it until thick and spoonable, then taste and correct the salt now, because once the cheese is in it is much harder to judge.
Step 5
Prepare the Taleggio. Take it from the refrigerator only when you are ready, since cold Taleggio cuts cleanly and warm Taleggio smears. Cut the rind away completely and discard it: it is far stronger than the paste and its ammoniacal edge would be the only thing anyone tastes. Cube the paste at 1/2 inch (1.5 cm) and keep it cold.
Step 6
Assemble the dish. Butter a 9 by 13 inch (23 by 33 cm) dish. Spread half the crushed mash over the base, overlap half the whole roasted slices on top, and scatter half the Taleggio cubes and half the 1 1/2 oz of Parmigiano between them. Repeat, pour over the remaining sage cream and press the surface lightly flat. Keep the total depth under 2 inches (5 cm).
Step 7
Top and bake. Mix the breadcrumbs, the crushed amaretti, the 1 oz of Parmigiano and the thyme, then stir in the melted butter until the crumbs are evenly damp. Scatter the mixture loosely over the surface and bake at 400°F (200°C) for 25 to 30 minutes, until the top is deep gold and the cream bubbles at the edges. Rest 15 minutes before cutting.
Plating
Fifteen minutes of rest is not optional. Taleggio is close to liquid at oven temperature and a portion cut straight away runs across the plate and leaves a hollow behind it. During the rest the cheese sets back into a soft elastic mass, and the dish cuts into clean squares that hold their shape while still stringing slightly under the fork.
Serve it hot on warm plates, crust upward, in generous squares lifted with an offset spatula. This is a contorno with real weight and it belongs beside lean savoury things: roast guinea fowl, boiled beef with green sauce, or winter cotechino.
The finishing touch worth making is a teaspoon of chopped mostarda mantovana at the side of each portion, never over the top. The mustard heat arrives after the sweetness and resets the palate, exactly the job it does in the tortelli. A few sage leaves fried crisp in butter can go on top, and a final grind of pepper is essential.
Professional Technique
The governing technique is roasting rather than boiling, and it is not a preference. Zucca mantovana is prized for a high dry matter content, around fifteen to twenty percent against eight or nine for a common field pumpkin, and boiling throws that away in ten minutes. Dry heat at 425°F (220°C) drives off what water there is, concentrates the sugars and browns the cut edges, which supplies the savoury bitter notes that keep the gratin from tasting like dessert.
The second is the handling of a washed rind cheese in a hot oven. Taleggio ripens from the outside inward, so flavour is not uniform through the wheel: the paste beside the rind is sharp and faintly ammoniacal while the centre stays mild and milky. Grating it rind and all over the top would put the strongest material exactly where the heat is fiercest. Cubing the paste only and burying it keeps the cheese moderate and lets it melt in pockets.
The third is using the vegetable as its own thickener. Crushing a third of the roasted flesh and folding cream into it gives a binder made entirely of pumpkin, without the starch flavour of a roux or the pastiness flour brings to something already soft. It also lets the seasoning be judged before any cheese goes in.
Texture and Moisture Control
The risk here is not wetness, it is heaviness. Every element is soft, and without deliberate contrast the result eats like pap with a crust on it. The defence is keeping two thirds of the pumpkin in whole roasted slices with their caramelised edges intact, so each forkful meets resistance. Stirring everything into one mass before baking is the quickest way to ruin it.
Moisture is managed at the two ends of the process. On the trays the slices must not touch, because crowding turns roasting into steaming and leaves pale flabby pieces that collapse in the bake. In the dish the depth stays under 2 inches (5 cm), since Taleggio buried too deep never reaches a temperature that lets its fat integrate and sits as a greasy seam instead.
The crust needs butter rather than oil, because butter browns at a lower temperature and its milk solids give the toasted note that matches the amaretti. The amaretti contain sugar and colour fast: if the top is deep gold at twenty minutes, drop the oven to 375°F (190°C) rather than covering the dish, which would soften everything you have just built.
Professional Mise en Place
This gratin divides cleanly into work that can be done a day ahead and work that cannot. The roasting and the infusion go in advance, the cheese is cut close to service, and the crust is mixed at the last moment.
Equipment and tools
Heavy chef knife and a small paring knife, since a peeler will not cope
Two heavy baking trays, so the slices never touch
Small saucepan and a fine mesh sieve for the sage cream
Baking dish 9 by 13 inch (23 by 33 cm), earthenware or enamelled cast iron
Offset spatula for lifting square portions cleanly
Prepared ahead
Pumpkin peeled, sliced and roasted, 1 day ahead, on a tray uncovered
Sage cream infused and strained, 2 days ahead, kept cold
Breadcrumbs and crushed amaretti in separate sealed jars, 1 week ahead
Parmigiano grated, both quantities weighed out apart
Mostarda chopped on the day of service
Service setup
Oven at 400°F (200°C) with a shelf in the middle position
Taleggio cubed straight from the refrigerator, rind already removed and discarded
Crumb, amaretto and butter mixture combined 20 minutes before baking
Dish assembled and topped only as it goes in
Plates warm, mostarda and pepper mill ready at the pass
Chef Tips
Judge the pumpkin by weight rather than size. A good zucca mantovana feels heavier than it looks and sounds dull rather than hollow when tapped, both signs of dense flesh. If the only squash available is a watery field pumpkin, roast it ten minutes longer and cut the sage cream by a third.
Buy Taleggio from a counter and ask for a piece cut from the middle of the wheel rather than an end. A corner piece is mostly rind and the sharpest paste, and once the rind is gone you are left with very little. Seven ounces of usable paste means buying closer to nine.
Use the hard dry amaretti, not the soft chewy ones. The soft type holds far more moisture and melts into the crumb layer instead of staying as crisp bitter fragments, and the crust goes sticky. Crush them under the flat of a knife, so you keep pieces rather than powder.
To push it further towards Mantua, fold half the mostarda into the crushed pumpkin mash instead of serving it all alongside. Mustard oil is volatile and loses strength in the oven, so it becomes a warm background note. Do not do both at full quantity or you have a tortello filling without the pasta.
Common Mistakes
Boiling or steaming the pumpkin. It waterlogs the flesh, strips out the concentration that makes zucca mantovana worth buying, and leaves the gratin loose and bland. Dry roasting at 425°F (220°C) is the only method that works.
Leaving the Taleggio rind on. The washed rind carries the sharpest and most ammoniacal flavour in the cheese and in a hot oven it overwhelms a sweet vegetable completely. Cut it away before cubing the paste.
Grating the Taleggio over the top. Exposed on the surface it separates into fat and solids under direct heat and bakes into a greasy crust. Cube it and bury it between the layers, where it melts into pockets instead.
Crowding the roasting trays. Slices that touch steam each other and emerge pale and soft rather than caramelised, losing the browning that balances the sugar. Use two trays.
Mashing all of the pumpkin. A gratin made entirely of puree with a crust on top is monotonous. Keep two thirds of the slices whole so there is structure in every forkful.
Cutting it straight out of the oven. Molten Taleggio runs, the portion collapses and the layers you built disappear. Fifteen minutes of rest lets the cheese set back into a soft elastic mass that holds a clean edge.
Wine Pairing
Lugana DOC: The white of the southern shore of Lake Garda, made from Turbiana on heavy clay. It has more body and texture than most Italian whites of its price, which is what lets it sit beside melted Taleggio, and a firm mineral acidity that cuts the cream. The faint almond and citrus peel finish works with the amaretti in the crust.
Bianco di Custoza DOC: Grown on the moraine hills east of the Mincio, geographically the closest bottle on this list to Mantua. The blend of Garganega, Trebbianello and Cortese gives a light dry white with white flower and green apple and a clean bitter twist at the end. That bitterness answers the sweetness of the squash without adding weight.
Franciacorta DOCG: A dry metodo classico from the hills above Brescia, and the most useful bottle when the gratin is the centre of the plate. The pressure scrubs butterfat off the palate between forkfuls, and the bread and hazelnut character from long lees ageing runs alongside the toasted crumb topping. Choose Brut or Extra Brut, never Demi Sec.
Lambrusco di Sorbara DOC: The pale, sharply acidic Lambrusco of the plain, and it must be the secco version. Its acidity and fine bubble handle the fat of a washed rind cheese better than any still red of the region, while the red currant fruit keeps the pumpkin from tasting sweet. Serve it genuinely cold, at around 50°F (10°C).
Alto Adige DOC Pinot Nero: For a still red beside a baked cheese dish this is the safest choice in northern Italy. The tannin is light enough not to clash with Taleggio, which coarse tannin turns metallic, and the sour cherry and forest floor character sits well with sage and roasted squash. Serve it at 57°F (14°C), with restrained oak.
Storage & Reheating
Refrigerated in a sealed container the baked gratin keeps 3 days. Cool it uncovered for an hour first, because sealing it warm traps steam that condenses onto the crust and softens it overnight. Taleggio firms considerably when cold, so a chilled portion looks denser than it will eat once warm.
Reheat only in the oven, at 375°F (190°C) for 15 to 18 minutes, uncovered, after 20 minutes at room temperature. A microwave melts the cheese too fast, separates its fat and leaves the crumb damp. If the crust softened, add a spoonful of fresh buttered breadcrumbs first. Do not reheat twice.
It does not freeze well once baked, because melted and refrozen Taleggio turns grainy and releases oil on thawing. The roasted pumpkin alone freezes very well for 3 months, frozen on a tray and then bagged, which makes autumn the time to roast far more than you need. Thaw overnight and build the gratin with fresh cheese and crumbs.
Nutrition
Per serving, based on 6 side dish portions:
Calories: 385 kcal
Total Fat: 26 g
Saturated Fat: 15 g
Trans Fat: 0.6 g
Unsaturated Fat: 9 g
Cholesterol: 68 mg
Sodium: 590 mg
Total Carbohydrates: 25 g
Fiber: 3 g
Total Sugars: 9 g
Added Sugars: 2 g
Protein: 14 g
Lactose: 2.8 g
Principal micronutrients: vitamin A as beta carotene, vitamin C, potassium, calcium, phosphorus, vitamin B2
These figures are estimates. Pumpkin makes this one of the richest sources of beta carotene in the Italian vegetable repertoire, and the sugars are almost entirely natural, the small added figure coming from the amaretti in the crust.
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