Rinse the oil well and remove all the debris, put it boiled in salted water, cook for about 5 minutes after boiling. Mushrooms can not be cleaned only then it will be necessary to rinse several races to remove mucus. Leave the mushrooms in a colander to glass all the water.
Finely chop the onion and fry until tender in vegetable oil.
When the oil drains, interrupt them in a blender until fine.
Add the mushroom paste to the onion in the pan. Fry until all the liquid has evaporated. it is about 5-10 minutes.
Put the prepared mushroom caviar in a sterile jar, tightly close and store in the refrigerator for up to 5 days. You can also roll or freeze, after freezing, caviar does not lose its taste.
Such a mushroom snack is very tasty, hearty and juicy, you can add a few cloves of garlic during cooking, then your caviar will become brighter and more fragrant. Such caviar can be used as a filling for pies and pancakes, it is very tender. Such an appetizer can be made both from fresh mushrooms and ice cream.