Gently pour lukewarm water into bread machine pan.
Add butter to pan
Place white flour, rye flour, sugar, salt, caraway seeds and cornmeal in a separate mixing bowl. Stir with wood spoon until blended.
Carefully pour flour mixture over liquid in bread machine baking pan. Make sure all liquid is completely covered with flour mixture.
Make a small depression in flour, add yeast
Set machine to white or basic, medium crust.
Turn machine on and smell the goodness for the next several hours.