Adventure Time Season 5 Episode 17a (137). Every frame of this video is owned by Cartoon Network!
UPD. 800k views? You guys love watching cooking shows!
The sandwich was prepared upon a toasted baguette. The ingredients needed are:
Cream cheese
Dill
Pickles (from Prismo)
Diced boiled eggs
Bird ( from the window )
Sliced cucumbers
Sliced Roma tomatoes
Sweet yellow onions
Meat prepared sous-vide with rosemary and thyme (potentially a play on words from "Time Sandwich")
Bacon
Tears (for salt)
A lobster's soul
Some guy tried to make it (no credits): imgur.com/a/9h1au