100 calories per serving. Blue Bird Quality Pledge: When you open a Blue Bird package, you can expect more than just fun and fantastic-tasting cakes. You can expect the best! Every Blue Bird cake is made with quality ingredients, baked to meet high standards, and always delivered fresh. We've been baking since 1919 and we put our experience and care into every package. So, indulge a little and treat yourself to the best - Blue Bird! - The bakers of Blue Bird.