
Wild mushroom conserva is a delicacy that involves pickling wild mushrooms in a blend of champagne vinegar, olive oil, toasted fennel seeds, garlic, and thyme. The mushrooms are poached in oil with herbs and spices, then splashed with vinegar and jarred. This preservation method allows the mushrooms to stay fresh for up to a month in the refrigerator, developing a unique flavour and texture over time. The conserva can be served as a topping for toast, polenta, or cheese boards, adding a tangy and earthy taste to the dish. The recipe calls for wild mushrooms like chanterelles, morels, and boletus, but other varieties such as crimini or shiitake can also be used.
| Characteristics | Values |
|---|---|
| Definition | A preservation method that requires less vinegar than pickling but more olive oil. |
| Texture | Wild mushroom conserva has a pickled texture. |
| Taste | Wild mushroom conserva has a tangy taste. |
| Preservation | Can be stored in an airtight container in the refrigerator for several months. |
| Preparation | Wild mushrooms should be cleaned gently to avoid bruising. The best method is to wipe them with a damp cloth or brush off any dirt with a soft-bristled brush. |
| Uses | Can be used as a topping for crusty bread or polenta, or as a garnish for entrees. |
| Types of Mushrooms | Morels, chanterelles, small porcini, hen-of-the-woods, trumpet, oyster, hedgehog, and boletus. |
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What You'll Learn

Wild mushroom conserva is a great way to preserve mushrooms
The process of making wild mushroom conserva begins with carefully cleaning the mushrooms to remove any dirt or debris. Wild mushrooms, such as chanterelles, morels, and boletus, are ideal due to their delicate texture and earthy flavours. However, other varieties like porcini, cremini, or Portobello mushrooms are also excellent choices as they hold their shape well during preservation.
To prepare the mushrooms, trim any tough stems and cut them into desired pieces. Smaller mushrooms can even be left whole. The next step is to poach the mushrooms in oil infused with herbs and spices. You can use a variety of herbs, such as thyme, rosemary, and bay leaves, along with spices like piment d'Espelette or paprika. After poaching, add a touch of vinegar to the mixture.
Once the mushrooms are cooled, they can be stored in an airtight container, typically a glass jar, and refrigerated. The high-acid content of the vinegar and the preservation process ensure the mushrooms remain fresh for an extended period. Wild mushroom conserva makes a delightful topping for toast, polenta, or crusty bread, and it pairs exceptionally well with cheese. It can be served as a garnish, an appetizer, or a flavourful addition to salads and other dishes.
The versatility of wild mushroom conserva is part of its appeal, and it can be customised to suit your taste preferences. Whether enjoyed as a standalone treat or incorporated into recipes, wild mushroom conserva is a delicious way to savour the flavours of wild mushrooms throughout the year. So, the next time you come across an abundance of wild mushrooms, consider transforming them into this delightful preserve.
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It is essentially pickled mushrooms
Mushroom conserva is essentially pickled mushrooms. It is a preservation method that requires less vinegar than a typical pickle but more olive oil. The mushrooms are poached in oil perfumed with herbs and spices, and vinegar is added to the mixture. The high-acid content and vinegar in the marinade, along with the preservation process, help extend the mushrooms' shelf life.
Mushroom conserva can be made with a variety of mushrooms, including wild mushrooms like chanterelles, morels, and boletus, which have a delicate texture and unique, earthy flavour. Meaty mushrooms with a firm texture, such as porcini, cremini, or Portobello mushrooms, are also good options as they hold their shape well during the preservation process.
To make mushroom conserva, the mushrooms are first cleaned gently to remove any dirt or debris. They are then cut into pieces, with smaller mushrooms left whole and larger mushrooms cut into chunks or slices. The mushrooms are then added to a skillet with olive oil, spices, and herbs such as thyme and rosemary, and cooked until tender. Vinegar is added to the mixture, and the mushrooms are allowed to steep in the oil, absorbing the flavours of the herbs and spices. The mushrooms are then stored in a covered container or jar, submerged in the oil, and can be kept in the refrigerator for up to a month.
Mushroom conserva makes an elegant side dish and can be served as a topping for crusty bread, polenta, or cheese boards. It can also be used as a garnish for entrees or added to warm salads or appetizers. The flavour of mushroom conserva improves with age, making it a delicious and convenient way to preserve mushrooms.
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The mushrooms are poached in oil, herbs and spices
The process of making mushroom conserva involves poaching wild mushrooms in oil, along with herbs and spices. This method of preservation results in a delicacy that can be enjoyed in various dishes. The mushrooms are carefully cleaned and prepared before being cooked in oil infused with herbs and spices, such as thyme, rosemary, and garlic. The poaching process is a delicate balance of heat and time, ensuring the mushrooms retain their shape and absorb the flavours of the oil.
To begin, a variety of wild mushrooms such as shiitake, morels, chanterelles, and oyster mushrooms are chosen. These mushrooms offer a unique earthy flavour and a delicate or meaty texture. The mushrooms are then gently cleaned, removing any dirt or debris with a damp cloth or soft-bristled brush. Rinsing under cold running water is an option for particularly dirty mushrooms, but they must be thoroughly dried before cooking. The stems of tougher mushrooms like shiitake are removed and discarded or saved for vegetable stock. The mushrooms are then cut into pieces, with smaller mushrooms left whole and larger ones sliced or chunked.
The poaching process starts by heating oil in a skillet or pot. The oil is infused with herbs and spices such as thyme, rosemary, garlic, and paprika. Some recipes suggest toasting fennel seeds first and adding them to the oil along with shallots, vinegar, thyme, garlic, and red pepper. Once the oil is shimmering or has reached a specific temperature, the mushrooms are added. They are cooked until they release their liquid and become tender, taking care not to overcook them.
After poaching, the mushrooms are seasoned with vinegar, salt, and pepper, enhancing their flavour. They are then allowed to steep in the oil, absorbing the flavours of the herbs and spices. This process can be done at room temperature or in the refrigerator, with the mushrooms submerged in the oil to ensure they stay fresh and absorb the flavours. The mushrooms can be served after cooling or stored in an airtight container in the refrigerator for up to a month, with some sources claiming several months. The flavour of the mushroom conserva develops and improves with age, making it a delicious and versatile ingredient.
Mushroom conserva is a versatile delicacy that can be used in a variety of dishes. They make an elegant side dish, pairing well with polenta and crusty bread smeared with cream cheese or ricotta. They are also a tasty addition to cheese boards and charcuterie boards, offering a unique flavour to complement the other ingredients. Warmed mushroom conserva is a delightful garnish for entrees, adding flavour and texture to dishes. They can also be enjoyed as an appetizer, baked with brie and served with a green salad, or simply spooned on toast for a rich treat.
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They can be served as an appetiser or side dish
Wild mushroom conserva is a delicacy that can be served as an appetiser or side dish. It is essentially a preservation method that involves poaching wild mushrooms in oil perfumed with herbs and spices, and a splash of vinegar. The mushrooms are then jarred and submerged in oil, which helps to keep them fresh for up to a month. The high-acid content and vinegar in the marinade, along with the preservation process, ensure the mushrooms remain edible for an extended period, although their flavour and texture may change over time.
Mushroom conserva can be served in a variety of ways as an appetiser or side dish. It can be spooned over ricotta-topped toast or baked Brie, or added to a cheese or charcuterie board with crusty bread for sopping. It also pairs well with polenta and cream cheese. When served as an appetiser, the conserva can be warmed up and added to a dish as a garnish, or included in a warm salad. It can even be the star of the show, baked in a dish with a little liquid and topped with melted Brie.
The best mushrooms for conserva have a firm texture and meaty or earthy flavours, such as porcini, cremini, Portobello, and shiitake mushrooms. Wild mushrooms like chanterelles, morels, hedgehog mushrooms, and boletus are also excellent choices due to their delicate texture and unique flavour. When preparing wild mushrooms, it is important to clean them gently to avoid bruising or breaking their delicate caps. A damp cloth or soft-bristled brush can be used to remove any dirt or debris, and if necessary, they can be briefly rinsed under cold running water and thoroughly dried before cooking or storing.
The process of making mushroom conserva involves combining oil and spices in a pot, heating them, and then adding the mushrooms. Vinegar and seasoning are then added to taste, and the mushrooms are allowed to steep at room temperature until cool, ensuring they remain covered with oil when refrigerated. The conserva can be stored in an airtight container in the refrigerator for up to a month, and its flavour improves with age.
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Wild mushroom conserva can be stored for up to a month
Wild mushroom conserva is a delicacy that can be used as a topping for crusty bread, polenta, or a charcuterie board. It is essentially a preservation method that requires less vinegar than a pickle but more olive oil. The mushrooms are poached in oil perfumed with herbs and spices, and then splashed with vinegar before being jarred. The high-acid content and vinegar in the marinade, along with the preservation process, help to keep the mushrooms fresh for an extended period.
The best mushrooms to use for making conserva are meaty mushrooms with a firm texture, such as porcini, cremini, or Portobello mushrooms. Wild mushrooms such as chanterelles, morels, and boletus can also be used and have a more delicate texture and a unique, earthy flavor. It is important to clean the mushrooms gently to avoid bruising or breaking the delicate caps. They should be wiped clean with a damp cloth or brushed with a soft-bristled brush to remove any dirt or debris. If the mushrooms are particularly dirty, they can be briefly rinsed under cold running water but should be dried thoroughly before cooking or storing.
To make the conserva, the mushrooms are cooked in a mixture of oil and spices, and then vinegar is added. The mushrooms are then allowed to steep at room temperature until cool, and then refrigerated. It is important to ensure that the mushrooms are covered with oil when refrigerated. The mushrooms will stay fresh in the fridge for up to a month if stored properly in an airtight container, usually a glass jar.
The conserva can be stored in a jar, with everything covered by liquid. It can be served warm with a slice of brie on top or as a garnish for entrees. It can also be baked in a dish with a little liquid and topped with melted brie, or spooned on toast with a green salad on the side.
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Frequently asked questions
Wild mushroom conserva is a preservation method that requires less vinegar than pickling but more olive oil. The mushrooms are poached in oil perfumed with herbs and spices, then splashed with vinegar and jarred.
Wild mushrooms such as chanterelles, morels, boletus, hedgehog, and trumpet mushrooms are great for conserva. You can also use meaty mushrooms with a firm texture, such as porcini, cremini, or Portobello mushrooms.
Mushroom conserva will last for several months in the refrigerator if stored properly in an airtight container, usually a glass jar. Kept covered in oil, the mushrooms will stay fresh for up to a month.
Mushroom conserva makes an elegant side dish and pairs well with polenta and crusty bread smeared with cream cheese or ricotta. It can also be served as an appetizer, spooned over baked Brie or toast, or added to a cheese board.

























