SpongeBob's first Krabby Patty is a sandwich that first appears in the episode "Friend or Foe."
It is a tiny Krabby Patty, SpongeBob probably never ate it to keep his memories.
However, in Pineapple Invasion, it is a bronze trophy.
When SpongeBob was a baby, he made a perfect Krabby Patty.
Shortly after, he had it bronzed.
Years later, the statue broke due to Gary trying to stop Plankton from getting the Krabby Patty Secret Formula.
Before it broke, SpongeBob was planning to have given it to his grandchildren.
Role in the series
Friend or Foe
It first appears in Friend or Foe, in a segment with Patchy and Potty, it shows baby SpongeBob making it.
It is seen bronzed, but it broke. SpongeBob was planning to give it to his grandchildren.