Mix all ingredients in the bowl of stand mixer. Add only 2 1/2 cups of the flour and slowly add the remaining half cup until dough pulls from side of bowl.
Knead 10-15 minutes or until glossy and very stretchy.
Place in lightly greased bowl, cover, and allow to rise for 4-8 hours.
Preheat oven to 450 degrees F.
Divide the dough into 4 equal portions.
Roll each portion into a round circle approximately 10 inches in diameter.
Put toppings on one side of the dough.
Fold the other side onto the toppings side and crimp the seam closed with a fork or with your fingers.