Sour Dough Whole Wheat Bread

Sour Dough Whole Wheat Bread
1 c milk
2 pkg yeast
1 c luke warm water
3 c whole wheat flour
Scald milk and cool to luke warm. Stir yeast into water until dissolved. Combine 2 mixtures and stir in whole wheat flour. Cover bowl tightly and let stand for 2 days. Dough will be bulky and smell like apple cider.

Then stir in:
¼ c or more molasses
4 T butter
1 T salt
When well mixed, add 2 c flour and beat well then add 1 c flour by kneading in for 10 min. Place dough in greased bowl and let rise about 45 min to 1 hour (until doubled in bulk). Punch down and divide into 2 bread pans. Raise again until doubled and bake 375 about 35 min.