Food Idioms

I will be using a huge number of food idioms in my story (or at least I was when I started writing it, and so will hopefully carry on), and any new ones would be appreciated:

apple of somebody's eye
an apple a day keeps the doctor away
bring home the bacon
bread and butter [i.e. basic needs]
butterfingers
butter somebody up
butter wouldn't melt
piece of cake
sell like hot cakes
big cheese
chalk and cheese
another bite at the cherry
cool as a cucumber
bad egg
egg somebody on
egg on somebody's face
you can't make an omelette without breaking eggs
walking on eggshells
pretty/fine/different kettle of fish
no use crying over spilt milk
keen as mustard
nutty as a fruitcake
it's like using a sledgehammer to crack a nut
know your onions
easy as pie
a finger in every pie
couch potato
hot potato [i.e. controversial topic]
souped up
not somebody's cup of tea
don't trifle with somebody
waffle on
baker's dozen
stew in your own juice
alike as peas in a pod
it's all gravy
can't do something for beans
get some nuts
now we're cooking with gas
cut the mustard
jam-packed