The main purpose of this rinse is to stir up and loosen any major pieces of debris. Debris usually appears in the form of small stones.
[header] How to make pinto beans [title] Rinse and sort through the beans. [step] Pour the beans into a colander and rinse them with running water. Remove any debris that you spot before transferring the beans to a large pot or bowl [substeps] You only need to rinse the beans for 30 to 60 seconds.