Dissolve the yeast in the water.
Place the flours in a large bowl.
Mix in the salt.
Pour in the yeast and water mixture, and add enough water to make a very stiff dough.
Knead until smooth.
Cover, and let rise until doubled.
Punch down, and mold dough into small pieces about 3 inches in diameter.
Be sure to seal the dough by rolling it around in your hands until it is smooth.
Place on a tray; cover with plastic wrap; allow to rise for 1 hour.
Preheat your oven.
It must be at 525° minimum.
Fun to have a glass door so you can see.
Roll out balls of dough on floured board, one at a time, into pancake like circles 8 to 9 inches in diameter.
Place on a small wooden board and slide onto upside-down cookie sheet in oven.
While one loaf is baking, roll out the next.
The loaf takes only a few minutes to bake.
Very light brown spots will form on the loaf after it has puffed up like a ball.
Remove it from the oven, and place on a terry-cloth towel.
Cover the bread with another towel, and stack the loaves one on top of the other as they come from the oven.
Keep covered until cool.