Chocolate dessert in 5 minutes! No baking, no eggs, no gelatin!

This is a very tasty and simple chocolate sausage recipe. And it is also useful because it contains a lot of walnuts and cocoa.My children love this delicious and healthy dessert very much! The recipe is simple enough and does not require special culinary skills.You will succeed the first time!
ingredient:
Shortbread Cookies 200g
Butter 100g
Cocoa powder 50g
Milk, condensed with sugar 120g
Walnuts 100g