
Mushrooms are fungi and do not grow from the ground like plants, instead drawing their carbon and nutrients from other organisms, usually decomposing plants. This raises the question of whether mushrooms are kosher for Passover or 'Pesach'. In practical law, mushrooms are considered kosher, however, there may be kashrut concerns that arise during their processing. For example, canned mushrooms may require kosher certification, as non-kosher ingredients are sometimes used in the canning process, or they may be processed using the same equipment as non-kosher food. Additionally, it is important to ensure that mushrooms are not infested with bugs, which can be a concern for some varieties.
| Characteristics | Values |
|---|---|
| Mushroom varieties that are commonly eaten raw | Button, Oyster, Padi Straw, and Shitake |
| Mushroom varieties that are complicated in terms of being eaten raw or cooked | Chanterelles (Golden), Cloud Ear, Mixed Wild, Morels, Porcini, Portobello, and Wood Ear |
| Blessing for mushrooms | "by whose word all things came to be" or "shehakol ni’hi’ye bidvaro" |
| Dehydrated mushrooms | Free from bishul akum concerns as they are typically not cooked before or during dehydration |
| Raw mushrooms | Block nutrient uptake |
| Raw mushrooms | May contain bugs |
| Canned mushrooms | Require kosher certification |
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What You'll Learn
- Mushrooms are kosher because they are not forbidden by the Torah
- The blessing for mushrooms is by whose word all things came to be
- Fresh, dried, or frozen mushrooms are kosher, but canned mushrooms may not be
- Mushrooms are kosher if they are free from bugs and properly cleaned
- Raw mushrooms are kosher, but cooking improves their nutrition and removes toxins

Mushrooms are kosher because they are not forbidden by the Torah
Although mushrooms are fungi and do not grow from the ground like plants, they are kosher because they are not forbidden by the Torah. The Torah specifies which foods are forbidden, which includes most of the animal kingdom, almost all insects, most animals, some birds, and some types of fish. However, anything not explicitly forbidden by the Torah is permitted.
The Talmud recognizes that mushrooms, although they often grow on the ground, do not receive their nourishment from the ground. Instead, they draw their nutrients from other organisms, usually decomposing plants. This means that the blessing typically said on vegetables, "Blessed are You... who creates the fruit of the earth", does not apply to mushrooms. Instead, the blessing said on meat and other non-plant-based foods, "That all came to be from His word", is recited for mushrooms.
In practical law, mushrooms that are sold fresh, dried, or frozen without any questionable ingredients are considered kosher. However, canned mushrooms may require kosher certification, as non-kosher ingredients or equipment could be used in the canning process. It is also important to ensure that mushrooms are not infested with bugs.
Some varieties of mushrooms, such as button, oyster, padi straw, and shitake mushrooms, are commonly eaten raw and do not require additional preparation for kosher consumption. Other types of mushrooms, such as chanterelles, cloud ear, mixed wild, morels, porcini, portobello, and wood ear mushrooms, may be considered kosher depending on individual preferences and communities.
Overall, while there may be considerations regarding the preparation and consumption of mushrooms, they are generally considered kosher because they are not explicitly forbidden by the Torah.
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The blessing for mushrooms is by whose word all things came to be
While mushrooms are generally considered kosher, there are certain considerations to keep in mind. Fresh, dried, or frozen mushrooms without questionable ingredients are typically fine. However, canned mushrooms may require kosher certification due to the possibility of non-kosher ingredients or processing equipment used. Additionally, it is important to ensure that mushrooms are not infested with bugs.
Regarding the blessing for mushrooms, it is important to note that mushrooms are not considered plants in the same way that seed-bearing plants are described in the Torah. Mushrooms, or fungi, grow on the ground but do not derive their nutrition from the soil. Instead, they obtain their nourishment from other organisms, typically decomposing plants. As a result, the blessing typically said for vegetables, "ha'adamah" ("Blessed are You... who creates the fruit of the earth"), is not applicable to mushrooms.
Instead, the appropriate blessing for mushrooms is the default blessing recited for meat and other non-plant-based foods: "she'hakol nihiye bidvaro" ("That all came to being from His word" or "by whose word all things came to be"). This blessing is found in the Talmud Brachot 40b, Shulchan Aruch O.C. 204:1, and Y.D. 84:6. It acknowledges that mushrooms are distinct from typical plant foods and reflects their unique nature as fungi.
When preparing and consuming mushrooms, it is essential to follow proper cleaning and inspection procedures to ensure they are free from bugs and parasites. This may involve cutting them in half, examining for tiny holes, and removing any parts showing signs of larvae or other contaminants. Additionally, cooking mushrooms is generally recommended to enhance their nutritional value and eliminate potential toxins.
In conclusion, while mushrooms are generally kosher, the blessing for mushrooms is "by whose word all things came to be," recognizing their unique characteristics and nutritional sources. This blessing is recited for meat and other non-plant foods, reflecting the distinct nature of mushrooms in Jewish dietary traditions.
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Fresh, dried, or frozen mushrooms are kosher, but canned mushrooms may not be
Mushrooms are kosher for Passover, or Pesach, but there are some considerations to keep in mind. While mushrooms are a type of fungus and not seed-bearing plants, the Torah does not forbid them, and therefore, they are permitted for consumption. The Talmud and other sources confirm that mushrooms do not receive their nourishment from the ground, and thus, the blessing for vegetables ("Blessed are You... who creates the fruit of the earth") does not apply to them. Instead, the blessing for meat and other non-plant-based foods ("that all came to be from His word") is more appropriate.
Fresh, dried, or frozen mushrooms without any questionable ingredients are generally considered kosher. However, when it comes to canned mushrooms, there may be kashrut concerns. Canned mushrooms might be processed using equipment that also handles non-kosher food products, or they may contain non-kosher ingredients. Therefore, it is recommended to look for kosher certification when purchasing canned mushrooms to ensure their suitability for Pesach.
Additionally, it is important to inspect mushrooms for bug infestation, as some varieties, such as porcini mushrooms, can be prone to parasites. Reliable sellers often sell them cut in half to facilitate inspection. When cleaning and preparing mushrooms, it is essential to remove any parts showing tracks or signs of larvae infestation.
Regarding specific types of mushrooms, commonly consumed raw varieties, such as button, oyster, padi straw, and shitake mushrooms, do not require bishul Yisroel. On the other hand, some mushrooms, like chanterelles, cloud ear, mixed wild, morels, portobello, and wood ear mushrooms, are more commonly eaten cooked, which may influence their kosher status. Dehydrated mushrooms are also worth mentioning, as they are typically not cooked before or during the dehydration process and are considered raw, making them exempt from bishul akum concerns.
It is worth noting that cooking mushrooms is important for nutritional and safety reasons. The cell walls of fungi contain chitin, which is indigestible, and cooking helps break down these cell walls, making the mushrooms more nutritious. Additionally, some mushroom varieties contain heat-labile toxins that are destroyed by cooking, making them safe for consumption.
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Mushrooms are kosher if they are free from bugs and properly cleaned
The Talmud recognizes that mushrooms grow on the ground but do not derive their nourishment from it. This distinction is important in determining whether mushrooms are kosher for consumption during Pesach. Mushrooms are fungi that feed off decomposing plants and other organic matter, so they are not considered to be living off the ground in the same way that plants do. Therefore, the blessing typically said for plant-based foods, "Blessed are you... the Creator of the fruit of the earth," does not apply to mushrooms. Instead, the appropriate blessing for mushrooms is the same as that said for meat and other non-plant-based foods: "That all came to be from His word" ("she'hakol ni'hi'ye bidvaro").
When it comes to bug infestation, it is recommended to carefully inspect mushrooms before consumption. Certain varieties, such as porcini mushrooms, are more susceptible to larvae infestation. Reliable sellers often sell them cut in half to facilitate inspection for parasites. It is also advisable to look for tiny holes on both sides of the cap and all over the stem, especially at the bottom. Any parts of the mushroom showing tracks or paths made by larvae should be cut away and discarded.
Additionally, the method of consumption plays a role in determining the kashrut of mushrooms. Fresh, dried, or frozen mushrooms without questionable ingredients are generally considered kosher. However, canned mushrooms require kosher certification due to potential cross-contamination with non-kosher food or the use of non-kosher ingredients during the canning process. Furthermore, certain types of mushrooms, such as button, oyster, padi straw, and shitake, are commonly eaten raw and do not require additional preparation for kashrut. On the other hand, varieties like chanterelles, cloud ear, mixed wild, morels, portobello, and wood ear have a more complex status, as some people prefer to cook them, while others consume them raw.
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Raw mushrooms are kosher, but cooking improves their nutrition and removes toxins
While there is no clear consensus on whether mushrooms are kosher for Passover, sources suggest that they are. However, it is important to ensure that the mushrooms are free of insects and their larvae, as these would render the mushrooms non-kosher. Porcini mushrooms, for example, are often inspected for parasites and partially consumed by slugs before harvesting. Therefore, it is crucial to carefully clean and inspect mushrooms before consuming them to ensure they meet kosher standards.
Regarding the consumption of raw mushrooms, it is generally safe to eat them, and they are commonly added to salads, sandwiches, and various raw food dishes. Common mushroom varieties like Button, Oyster, and Shiitake mushrooms are considered safe for raw consumption. However, cooking mushrooms improves their nutritional value and makes certain nutrients more accessible. Mushrooms have a tough cell structure, and cooking helps break this down, enhancing digestion and potentially increasing the availability of specific nutrients.
While raw mushrooms can be a part of a healthy diet, cooking them can provide additional benefits. Grilling and microwaving mushrooms are recommended as these cooking methods preserve their nutritional properties. Grilled or microwaved mushrooms retain their antioxidant activity and polyphenol content, ensuring you get the most nutritional value from them. Additionally, cooking mushrooms can reduce the risk of bacterial contamination, further enhancing their safety.
It is important to note that frying and boiling mushrooms can lead to a significant loss of proteins, antioxidants, and other beneficial compounds. The cooking methods and the use of oil or water can influence the final nutritional value of cooked mushrooms. Therefore, while raw mushrooms are safe and nutritious, cooking them, especially through grilling or microwaving, can enhance their nutritional profile and make certain nutrients more accessible to the body.
In conclusion, raw mushrooms are kosher for Passover, but cooking them can improve their nutritional value and make them even safer for consumption. Grilled or microwaved mushrooms emerge as the best options for retaining the most antioxidants and nutrients while still enjoying the unique taste and texture that mushrooms offer.
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Frequently asked questions
Mushrooms are kosher for Pesach as they are not forbidden by the Torah. However, it is important to ensure that they are not infested with bugs and that they are not processed with non-kosher ingredients.
Button, Oyster, Padi Straw, and Shitake mushrooms are commonly eaten raw and do not require bishul Yisroel.
The blessing for mushrooms is "by whose word all things came to be" or "that all came to be from His word", which is the same blessing said for meat and other non-plant-based foods.

























