To be a clever person who makes good decisions
TO BE ONE SMART COOKIE
To be made to go faster or be more powerful
TO BE SOUPED UP
To have a lot of energy
TO BE FULL OF BEANS
To eat quickly
TO BOLT DOWN
To be a bit hungry
TO FEEL PECKISH
Calm and composed
AS COOL AS A CUCUMBER
To be easy
TO BE A PIECE OF CAKE
To become crazy
TO GO BANANAS
To know how to act and how to treat others to get what one wants
TO KNOW WHICH SIDE ONE'S BREAD IS BUTTERED ON
To start eating something eagerly
TO TUCK IN
To eat only a small amount of food showing no interest or enjoyment while doing it.
TO PICK THE FOOD
Something that isn't tasty at first, but over time, as you eat more, becomes so
AN ACQUIRED TASTE
To be a person or thing that someone loves very much
TO BE THE APPLE OF SOMEBODY'S EYE
To eat too much, too fast or too noisily
TO MAKE A PIG OF ONESELF
Not to completely believe what a person says
TO TAKE IT WITH A PINCH OF SALT
Something that is very likely to have unpleasant consequences in the end
A RECIPE FOR DISASTER
Something worth thinking seriously about
FOOD FOR THOUGHT
To be bought quickly and in large amounts
TO SELL LIKE HOT CAKES
A very small amount of money
PEANUTS
The best of a group of similar things
THE CREAM OF THE CROP
For a very long time
TILL THE COWS COME HOME
Being upset over something that has already happened and cannot be changed
TO CRY OVER SPILT MILK
Something that someone likes or is very good at
SOMEONE'S CUP OF TEA
To be very similar, identical
TO BE LIKE TWO PEAS IN A POD