Easy to store at work and lasts a long time would be a jar of peanut powder to mix in things like yogurt. Jif has come out with their version of PB2. Right now, it is 20% off at Target with their cartwheel program. Stack it with a $1 printable found at coupons.com making for a total cost under $3.
Roasted edamame. ( I think I spelled it correctly.) Some grocery stores sell them in the produce section. You can also get them at health food stores. They satisfy that need to crunch!
