They are skewered pieces of squirrel meat found and sold throughout the Mojave Wasteland by various merchants. It restores Hit Points for a period of time, but also imparts a small dose of radiation, more specifically 3 rads.
Crispy Squirrel Bits
Attributes
Unorganized
Value
5
Effect
+1 Hit Point per second for 5s, +3 Rads
Duration
5s
Weight
1
Addiction Chance
None