Pine Tree Farms Peanut Butter Suet Cake is a tasty treat your backyard birds will adore This hand-crafted, 100% edible suet is made with rendered beef suet and a delicious mix of chopped peanuts and creamy peanut butter-packed with the fat and protein birds need to stay energized. Perfect for year-round feeding, this suet cake lets you enjoy watching suet-loving birds any time of the year. It works great in both standard suet cake feeders and combination seed-and-suet feeders. Simply place it in your feeder and watch as colorful visitors like bluebirds, chickadees, grosbeaks, jays, kinglets, nuthatches, titmice, warblers, woodpeckers, wrens, and many more stop by for a tasty snack.