Christine Filardi will visit the Lynbrook Public Library on March 3 from 2 to 4 p.m. to teach guests how easy and affordable it is to make their own pet food and treats. Filardi is certified in canine and feline nutrition and is the author of “Home Cooking for Your Dog.” Registration is required. Call (516) 599-8630 or visit lynbrooklibrary.org for more information.