Funghi
St George's Mushroom
St George's mushroom (Calocybe gambosa) is a firm, cream-white spring mushroom of European grasslands, named for appearing around St George's Day. Flavour is mealy-floury and mild; texture is dense. Correct identification matters—use expert foragers or trusted suppliers. Sauté in butter, add to spring stews, or cream sauces. Avoid overwatering when cleaning. A seasonal wild specialty rather than a bulk cultivated button substitute.
Also known as: St George's Mushroom, Mousseron de la Saint-Georges
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A sample of named types with their own origin and culinary profiles.
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Nutrition
Typical values per 100 g edible portion. Nutrient names open the reference page.
Nutrition Facts
Per 100 g edible portion
Amount per 100 g
- Total Fat 0.36 g
- Saturated Fat 0.13 g
- Trans Fat 0 g
- Monounsaturated Fat 0 g
- Polyunsaturated Fat 0.23 g
- Cholesterol 0 mg
- Sodium 9.68 mg
- Salt 0.05 g
- Total Carbohydrate 3.87 g
- Dietary Fibre 2.02 g
- Total Sugars 1.41 g
- Complex / starch 0.54 g
- Protein 2.86 g
- Water 91.2 g
- Energy 30.2 kcal
- Water 91.2 g
- Carbohydrates 3.87 g
- Sugars 1.41 g
- Monosaccharides 0.98 g
- Disaccharides 0.42 g
- Starch 0.54 g
- Amylose 0.14 g
- Amylopectin 0.41 g
- Digestible Starch 0.46 g
- Resistant Starch 0.05 g
- Fibre 2.02 g
- Soluble Fibre 0.71 g
- Insoluble Fibre 1.31 g
- Protein 2.86 g
- Fungal Protein 2.93 g
- Fat 0.36 g
- Saturated Fat 0.13 g
- Polyunsaturated Fat 0.23 g
- Vitamins 59.9 mg
- Vitamin A 20 µg
- Vitamin B1 — Thiamine 0.08 mg
- Vitamin B2 — Riboflavin 0.41 mg
- Vitamin B3 — Niacin 4.1 mg
- Vitamin B5 — Pantothenic Acid 1.52 mg
- Vitamin B6 0.1 mg
- Vitamin B7 — Biotin 8 µg
- Vitamin B9 — Folate 19.7 µg
- Vitamin C 2 mg
- Vitamin D 2.9 µg
- Vitamin E 0.1 mg
- Vitamin K 1 µg
- Minerals 292 mg
- Major Minerals 286 mg
- Trace Minerals 6.7 mg
- Salt 0.05 g
- Sodium Chloride 0.05 g
Vitamins
vitamin-c: 2 · vitamin-a: 20 · vitamin-b1-thiamine: 0.08 · vitamin-b2-riboflavin: 0.41 · vitamin-b3-niacin: 4.1 · vitamin-b5-pantothenic-acid: 1.52 · vitamin-b6: 0.1 · vitamin-b7-biotin: 8 · vitamin-b9-folate: 19.7 · vitamin-d: 2.9 · vitamin-e: 0.1 · vitamin-k: 1 ·
Minerals
Sodium: 9.68 · Potassium: 218 · Calcium: 58 · Iron: 1.3 · Zinc: 0.4 · Iodine: 5 ·
Mushrooms are high-water fungal tissue with modest protein and distinctive beta-glucans.
History
English tradition linked the spring mushroom to St George's Day harvests.
French and Central European cooks prized St George's mushrooms as a spring wild species.
Specialty foragers supplied restaurants with verified St George's mushrooms.