If you want to tint the dough, as I've done, 1 drop of u003ca href=u0022https://rstyle.me/+PZk1SwZ8RcVy9kzCY-D9TQu0022 target=u0022_blanku0022 rel=u0022noreferrer noopener nofollowu0022u003egel food coloringu003c/au003e is all you need. Be sure to use sparingly, and always choose gel colors over liquid as they're much easier to incorporate without making the dough too wet.