Chestnuts, properties and information

Chestnuts, properties and contraindications. Analysis of the nutritional profile of chestnuts. Difference between chestnuts and marroni.

The Italian people are among the main producers and consumers of chestnuts all over the world. Globally, in terms of chestnut cultivation, Italy is in third place, preceded only by China and Turkey. To tell us is thereUN Food & Agriculture Organization. In short, in Italy thechestnutsthey are highly appreciated for their unique flavor and, no less, for theirsnutritional properties.

Before dwelling on thechestnutand yourspropertywe want to make a clarification of the term. Is it chestnut or brown? Many think thatchestnut and brownare synonymous but they are not. The properties of chestnuts they are similar to those of chestnuts even if technically they are two different products.

Chestnut or brown, differences

The termschestnutisBrownthey are often confused but refer to two very different species, however, in Italy, with the termBrownan excellent quality is improperly identified with fruits with an almost rectangular shape and a bright light skin.

Those whom in Italy we callBrown are a variety ofchestnutswhich have the characteristic pulp without cavities and which easily separates from the episperm (that skin that separates the pulp of the chestnut from the skin, more properly called the pericarp).

The spread of the termBrownwas such that accompanies some protection marks awarded by the European Union, it is the case ofMarrone del Mugello (PGI), Marrone di Castel del Rio, San Zeno or Valle di Susa.In reality, ibrownsreal are much less productive thanchestnut and have more cultivation needs, moreover the sea urchins usually have 1 or 2 seeds and not 3 as in the sea urchin chestnuts.

Preservation methods for dried or fresh chestnuts

In the article How to store chestnuts we have explained to youhow to store dried or fresh chestnuts, with different conservation methods. From the curation to the classic drying so you can eat chestnuts (fresh or dried) all year round.

Collecting chestnuts, how it's done

There are many techniques of the collection (properly calledchestnut). At home, the hedgehog is expected to fall and it opens with the aid of a wooden hoe or with a particular movement of the feet. When the curls fall still immature and are tightly closed, a procedure called "beating“: The hedgehogs beat themselves with sticks until thechestnut. For all information: How chestnuts are harvested

Chestnuts, nutritional properties

Thechestnutsare rich incomplex carbohydrates, so they can be considered a "staple food”Just like the most famous cereals.

The high percentage of starches is combined with a moderate content of proteins, fats, minerals and vitamins.

Among the mineral salts, we point out a good supply of potassium, phosphorus, sulfur, magnesium, calcium and iron. Among the vitamins, the most abundant are those of group B (especially vitamins B1 and B3) and vitamin C.

Thanks to his nutritional properties, thechestnutsthey can be introduced in sports nutrition.

Always talking about nutritional properties, chestnuts are rich in starches and have a high glycemic index. For this reason, thechestnutsI'mcontraindicatedto those suffering from diabetes. During cooking, part of the starches are reduced to simple sugars and this explains why cooked chestnuts are so sweet!

Chestnuts are bad or have contraindications?
Except for diabetic patients, thechestnutare devoid ofcontraindications.

Chestnuts or chestnuts, nutritional values

We report thenutritional valuesreported for 100 grams of product.

Carbohydrates, fats and proteins

  • Carbohydrates 44 g
    of which, sugars 11 g
  • Fats 1.3 g
  • Protein 1.6 g


  • Vitamin A 1 μg
  • Vitamin B1 0.144 mg
  • Vitamin B2 0.016 mg
  • Vitamin B3 1.102 mg
  • Vitamin B6 0.352
  • Vitamin B9 58 μg
  • Vitamin C 40.2 mg


  • Calcium 19 mg
  • Iron 0.94 mg
  • Magnesium 30 mg
  • Phosphorus 38 mg
  • Potassium 484 mg
  • Sodium 2 mg
  • Zinc 0.49 mg

water: 60.21 g

The data source referred to is the USDA Nutrient Database. The international database of the United States Department of Agriculture.

Calories of the chestnuts

Thecalories from chestnutsvary according to the cooking method used. Thechestnutsmore calories remain the dried ones while to ingest few calories by consuming chestnuts, you will need to prepare them boiled! Let's see in detail how many calories contain 100 grams of chestnuts.

  • 100 grams ofchestnutsroasted have an average energy content of around 190 calories.
  • 100 grams of boiled chestnuts provide an average of 120 calories.
  • 100 grams ofchestnutsdry contain 300 calories.

Yes, the chestnuts make you fat but only if you overdo it and if you are included in an already unbalanced diet! As is clear, the calorie content grows when we talk aboutdried chestnutsbecause in this form, chestnuts are dehydrated and therefore the starches contained in them are more concentrated.

How to cook chestnuts

Thechestnutsthey are a very versatile food: they are eaten fresh, dried or ground into flour, lending themselves to an infinite number of culinary preparations.

Very popular is theChestnut flourwith which various desserts are prepared. With chestnut flour you can prepare polenta, tree bread or the famous castagnaccio.

Equally popular are the jams and creams with which to prepare excellent dishes such asravioli with chestnut cream.

In this vast panorama, however, the preferred way to consume chestnuts is unique throughout Italy: those of you who do not loveroasted chestnuts?! Theroasted chestnutsorroasted chestnuts they are loved by everyone, young and old. Fortunately theroasted chestnutsthey are easy to prepare in the oven, in the fireplace, on the brazier or using ad hoc stoves.

There are a large number of on the market grillborn specifically for the preparation ofroasted chestnuts. Among the various models on the market, we would like to point out one with an excellent value for money.

It is astove for roasting chestnutsable to prepareroasted chestnutsin a short time and without having to dirty too many tools.

The product shown in the photo above is made by Trisa, it can be bought on Amazon at a price of 69.78 euros and free shipping. It can also be used to grill meats and vegetables, it has the tools to make sweet or savory crepes, or it can be placed on the table to keep food warm. We have recommended this product because we have had the opportunity to try it with great satisfactionbut you can feel free to make the choice you want. As stated, on Amazon, there are many accessories forcook and grill chestnuts.

For all information on the product mentioned:Trisa stove for roasted chestnuts.

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