SALT AND PEPPER

Universally recognized - "universally recognized... who doesn't know what this is"

Accessible by land and by sea - "This is from a pepper tree and this is from I think the ocean like the sea where do you get sea salt right it's from the seabed land and sea"

Start apart finish together - "You go 'Oh it needs a little salt you know what needs a little pepper.' They start apart they end up together"

The answer is usually black and white - "makes sense pepper's black salt is white black and white"

A delectable duo to enhance your soup and stew - "these two things you put in your soup and your stew and you and you cook"