Grind cookies. Fry nuts and grind in the same way.
Mix milk, sugar, condensed milk, cocoa and heat in a saucepan until sugar dissolves, then cool slightly and add butter and stir well.
Add nuts and cookies to the chocolate mass. Knead well.
Put the mass in foil and make a sausage. Put in the refrigerator for a couple of hours.
The sweet sausage is ready, cut in portions and can be served.