Ice Cream Truck

You have a small business, you own a mobile cafe selling ice cream. As soon as you appear in the city, kids come to you from all around. You need to have time to prepare the ice cream as soon as possible and customers would be satisfied.
In your menu a lot of different kinds of ice cream, but for the money received from the clients, you can expand your business by purchasing new ingredients for cooking. Have time to serve all customers and get paid for it.