Unfortunately I can't post everything, and what is available changes every week. I thought it might help you guys to know what I can post. I'll try and update this page every week with the current items. This list is subject to change at any time, or suddenly be "out of date" if PlayFish decides to change what is offered by the GK.
Current for the week following September 14th
Almond
Apple
Beef
Butter
Cherry
Chicken
Chocolate
Coconut
Coffee
Cream
Egg
Hazelnut
Ice
Mango
Milk
Mint
Pineapple
Potato
Salmon
Seaweed
Strawberry
Tea
Tofu
Tuna
Vanilla