While the episode title refers to food and surveillance, the "paper" aspect of your query likely refers to a central plot point involving a or newspaper that threatens K.C.'s secret identity. 📝 The "Paper" Plot

Early in the season, Marisa becomes a gossip columnist for the school newspaper , which makes K.C. nervous about her secrets leaking. 🎬 Episode Summary: "Stakeout Takeout"

She goes on a stakeout with her father, Craig, and her brother, Ernie.

Ernie tries to prove he is a capable field agent, not just "the computer guy".

In several related storylines within the series, paper documents nearly expose K.C.:

Summarize the where the paper report is lost. Tell you more about Ernie's first mission in this episode. Provide a list of gadgets used in Season 1. Let me know how you'd like to continue ! "K.C. Undercover" Stakeout Takeout (TV Episode 2015) - IMDb

In the episode "Assignment: Get That Assignment!" (often confused with others in S1), Marisa turns in a paper report to her teacher, Mr. Forman, that describes one of K.C.’s real spy missions.