shake-and-bake

listen to the pronunciation of shake-and-bake
English - English
Alternative form of shake and bake
Crude, unsophisticated; not professionally done, improvised
Something fast, or easy to use or perform; a simple, crude object or action

Yet, until the last few decades of the twentieth century, the approach that Levi describes, which chemists like to call ‘shake and bake’, was often the best they could do.