One time on Usenet, Melba's Jammin' > said:
> In article >, Ronald Leger
> > wrote:
>
> > A&W uses a seasoning when making mama and papa burgers. It is a redish
> > (cayenne) colored mixture and quite salty. Would anyone know the
> > composition of this seasoning mixture?
>
> Based on your description, it sounds an awful lot like Lawry's Seasoned
> Salt. (Have you asked them what they're using?)

A friend of mine cooked at A&W when we were in high school (1980's), and
IIRC, she told me once that it was either Johnny's or Lawry's:

http://www.johnnysfinefoods.com/shop/product.
aspx?categoryID=2&productSKU=10000

http://www.lawrys.com/webProductDetail.jsp

The Lawry's product doesn't have MSG, FWIW...


--
J.J. in WA ~ mom, vid gamer, novice cook ~
"I rule you!" - Travis of the Cosmos, ATHF