Peanut Jamboree Suet Cake. Loved by woodpeckers, nuthatches, titmice, chickadees and other birds, Songbird Essentials Suet Cakes are made with only the absolute best ingredients. Provides more energy for your wild birds per bite. Suet provides a substitute for insects that become scarce in the cold winter months, and is also ideal for year-round feeding. Our suet contains a high energy formula that provides a quick source of energy for insect eating birds. Ingredients: Rendered beef suet, roasted peanuts, oats, corn, milk. Made in the USA.