Ingredients
4 C. whole wheat flour
1 C. bread flour
1/3 C. rolled oats
1 tsp. baking soda
1 tsp. salt
2 1/2 C. buttermilk

Directions
Preheat oven to 425 degrees.
Lightly grease two baking sheets. In a large bowl, stir together whole wheat flour, white flour, rolled oats, baking soda and salt.
Gently mix in the buttermilk until a soft dough is formed.
Knead very lightly. Divide dough into 4 pieces; form into rounded flat loaves.
Mark each loaf with an 'X' and place on prepared baking sheets.

Bake in preheated oven until golden brown, about 30-45 minutes.