Base of a nonmeat burger Crossword Clue

 The answer to the crossword clue "Base of a nonmeat burger" is SOY.

The clue is referring to the use of soy as a base for many non-meat burgers. Soy is a plant-based protein that can be used to create a patty that is similar in taste and texture to beef. Soy is also a good source of nutrients, such as protein, fiber, and iron.

Other possible answers to the crossword clue include:

TOFU

LENTILS

QUINOA

BEANS

VEGGIES

The best answer will depend on the context of the clue and the other words in the puzzle. However, I believe that "SOY" is the most likely answer, given its widespread use as a base for non-meat burgers.

I hope this helps! Let me know if you have any other questions.