Combine first 6 ingredients in large mixing bowl.
Cool to 110-115 degrees.
Add yeast and mix well.
Add whole wheat flour to form soft dough.
Put half of white flour on clean surface, dump dough on top, and cover with remaining white flour.
Knead until smooth and elastic, approx. 6-8 minutes.
Place in greased bowl, cover with towel and let rise in warm place until doubled in volume, about 1-1/2 hours.
Punch down dough and divide into thirds.
Shape into loaves and place in three greased 9x5x3 inch pans.
Cover and let rise until doubled, about 1 hour.
Bake at 350 degrees for 45-50 minutes or until golden brown on sides and bottoms of loaves.
Remove from pans and cool on their sides on wire rack.