How many Swiss rolls do I have to eat to get fat?

Three or more. According to www.gourmet.com, Swiss roll is a dessert made of Swiss cheese, which is made of cream, sugar, flour, eggs and herbs. Swiss rolls contain about 250 to 300 calories per serving. If you want to keep your weight, it is ok to eat one or two Swiss rolls every day. But eating more than three will lead to a significant increase in calorie intake, which will lead to obesity.