It sounds like you’re looking for a for a digital product titled "Andrandrulla Appam Book PDF" — likely a collection of recipes or cultural notes about the famous Appam (a type of South Indian fermented rice pancake) and possibly the Sri Lankan variation Andrandrulla (or a similar traditional preparation).
Below is a polished, sales/product description write-up you can use for a website, e-book marketplace, or social media post. Discover the Art of Perfect, Soft, and Lacy Appams – Anytime, Anywhere