The fruiting body has a form of a deep funnel with a cavity wrapped in a roll with a corrugated edge. Emptiness goes to the bottom of the fruiting body, so it resembles a trumpet or an horn. When mature, the fruiting bodies are 3 to 8 centimeters wide, 5 to 12 centimeters tall, and the inner surface is gray-brown, black-brown or almost black, with tiny scales. The meat is thin, 1 – 2 mm thick, relatively elastic, dark blue, with a pleasant smell and mild taste.
It grows in deciduous, mixed and rarely in evergreen forests. It is common in oak and beech forests. A mycosisic species is, growing in groups and the fruiting bodies appear on the surface of the earth.
Apart from the specific smell and taste, mushrooms have a specific and rich composition of vital vitamins, minerals and oligoelements. The vitamin composition offers large amounts of vitamins B1, B2, B5, C and D. Minerals include magnesium, selenium, phosphorus, iron, zinc, calcium, and others. Mushrooms are rich in large amounts of fiber.
Processing is carried out under strictly controlled conditions, seven-degree quality control and manual selection are applied.