First to make a shake you put two food items into A blender found at the food court or other food shops. The shakes give frank special powers for a short amount of time.

UNTOUCHABLE (zombies won't bite but will hit you) RED
-Pie + Pie
-Bread + O.J

QUICKSTEP (makes frank run very fast) WHITE
-Milk + Milk
-Yogurt + milk
-Yogurt + yogurt
-Bread + Wine

SpitFire(turns Franks spit into a gun) BLUE
-Baking ing. + Corn
-Baking ing. + Zucchini
-Hot sauce + Hot sauce

ZOMBAIT(zombies more attracted to frank)PINK
-ice pops + milk
-milk + bread

NECTOR(attracts queen bees)
-O.J + O.J
-Orange + Orange

RANDOM(spitfire,zombait,quickstep,untouchable,nector)BLACK
-Baking ing. + Baking ing.
-Pizza + Yogurt
(black can also case cramps)

All items here are found in the food court except the orange