Flour is generally in the minimally-processed category [1, 2]. But grocery store flour has the problem that its too white. In principle, we should consume whole wheat flour, to ensure we obtain all micro-nutrients from it.

[1] https://www.fao.org/3/ca5644en/CA5644EN.pdf

[2] https://world.openfoodfacts.org/cgi/search.pl?search_terms=f...

Yeah… Flour has got to be some of the lesser processed of all the possible processed foods out there.