Learn how to Make Sourdough Bread: A Multigrain Sandwich Loaf

6 Cups of sourdough starter (which you’ll feed for two days- instructions under!)

2 ¼  Cups bitter milk, kefir, buttermilk, or watered-down yogurt

4 Cups of King Arthur entire wheat flour

2 Cups of combined seeds (choices: flax, millet, sunflower seeds, poppy seeds, quinoa)

5 Cups of King Arthur all-purpose flour

½ Cup of lard, coconut oil, or butter (plus 2 Tbls for pans, and three Tbls for the tops after baking)

4 ½ tsp of sea salt