4. Add another 5 ounces (1 cup) of flour. Mix on low. With the mixer running, add the last 5 ounces (1 cup) of flour a bit at a time. Watch for the dough to pull from the edges. Once it's no longer sticking, stop adding flour and run the mixer on low for 5 minutes to knead the dough. Dough should have an elastic consistency that resists pulling and springs back easily.