Ingredients
3cupsall-purpose flour
2cupsoat flour
2cupswhole wheat flour
2cupsbuttermilk,powdered
1cupwheat germ
8tspbaking powder
4tspbaking soda
1tspsalt
Preparation
Whisk all-purpose flour, oat flour, whole wheat flour, buttermilk, wheat germ, baking powder, baking soda, and salt in a large bowl until well blended.
Store in an airtight container for up to 6 months.