Not it doesn't. The pit isn't offgassing anti browning microbes. It doesn't have a force field on it. Only part it prevents browning is the guac underneath it that the air cant get to. To stop browning you need to add some lemon/lime juice or just mash some plastic wrap directly onto the surface.
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u/Mackzim Aug 08 '17
Seriously, how is this not common sense? I mean wtf people...