What is the recipe for pishshalver in Alice in Wonderland?

In "Alice's Adventures in Wonderland," pishshalver is a whimsical dish that appears in a conversation between Alice and the Caterpillar. The recipe is not detailed in the text, but it is humorously suggested to be a concoction made from ingredients like "pigeon’s milk" and "field-mice," reflecting the nonsensical nature of Wonderland. The dish serves as an example of the playful and absurd elements that characterize Lewis Carroll's writing.