First, take the condensed milk and add it to a bowl with the vanilla extract.
Whip the double cream and add it to the condensed milk to obtain a homogeneous mixture.
Then pour into special molds such as those used for popsicles (if you don’t have them you can also use plastic cups and wooden sticks). Your mixture must have reached the right density and be neither too soft nor too compact.
Leave to rest in the freezer for 6 hours.
Meanwhile, chop the hazelnuts coarsely and then melt the chocolate in a saucepan. Do it just before removing the ice creams from their molds.
As soon as you have removed them from the freezer, in fact, they will be immediately covered with chocolate and chopped hazelnuts (or almonds, depending on your preferences).
Then, put them back in the freezer.
One tip to make things easier for you: proceed by removing one ice cream at a time from the freezer, taking care not to let them melt during this process. In the end you will have your homemade
Enjoy, Good Appetite!