Food Idioms
A piece of cake
Something that is easy to complete
Bookworm
Someone who reads a lot
True colors
How someone actually is
Eat like a horse
Eat a lot, in large quantities
Bang for your buck
Good value
That's the way the cookie crumbles
That's just how it is
Caught red-handed
To be caught in the act
Kill two birds with one stone
To solve two problems with one action
Out of the blue
Something happens unexpectedly
Burn a hole in my pocket
Tickled pink
Very pleased