Yes, you can, but there are a few things to note. Using all purpose flour will give you a completely different texture and taste in the bagels unless you add to it an ingredient called Vital Wheat Gluten. This should be added at a ratio of 1-3 teaspoons per cup of AP Flour.u003cbr/u003eThis helps to give the regular flour enough protein to work with to form the gluten you would expect from a bread flour.