Fallout: New Vegas recipes

General
Workbenches can be used to create modified ammo or Stimpaks. Reloading benches can be used to combine or break down ammo to create new ammo. Campfires are used for making food and chems. Campfires can be found scattered around New Vegas.

Campfire recipes
Items stats vary significantly depending on which difficulty you're playing the game on.

Links
Fallout New Vegas Recipes (Printable Version)