The South Vegas ruins west entrance is a location in the Mojave Wasteland. It is the western entrance into the South Vegas ruins, located north-east of Poseidon gas station and south-west of Chance's map around the mountains and cliffs surrounding Red Rock Canyon.
Recipes - Cook-Cook's Fiend stew can be found in South Vegas ruins, a Fiend encampment defended by Cook-Cook and his gang. It will be sitting on a shelf along with all the required ingredients for the dish, except for the two beers.
The South Vegas ruins west entrance appears only in Fallout: New Vegas.