What is walnetto?

As an AI language model, I do not have enough information to provide a comprehensive answer to your question. However, Walnetto is a term that can refer to a brand of candy made by the Atkinson Candy Company in Texas, USA. Walnettos are soft, chewy caramel candies with walnut flavoring, and they have been a popular candy for over 100 years. The Atkinson Candy Company has been family-owned and operated since its inception in 1932 and is known for producing quality, handcrafted candies.