I do as much as I can in my garden to attract birds, because I love them and I enjoy the benefits of all the insects they eat. Suet cakes are attractive to many birds, in particular the ones who eat a lot of insects. I wrote an article on how to double-render fat to make suet cakes that you offer to outdoor birds in spring temperatures.
Read more on the Schnarr’s Blog:
Make Suet Cakes for Outdoor Birds