Food-related idioms:
a. A piece of cake - Very easy or effortless.
Example: "The maths test was a piece of cake for me."
b. Bite off more than you can chew - To take on more responsibility than you can handle.
Example: "He took on multiple projects and bit off more than he could chew."
c. Spill the beans - To reveal a secret or confidential information.
Example: "Don't spill the beans about the surprise party!"
d. Take it with a grain of salt - To be skeptical or not fully believe something.
Example: "I heard a rumor about her promotion, but I'll take it with a grain of salt until it's confirmed."
e. The icing on the cake - Something additional that makes a good situation even better.
Example: "Winning the lottery was amazing, and getting a new car was the icing on the cake."