Master Muffin Mix#ratingval# from #reviews# reviewsPrintRecipe Type: MixesAuthor: Epicurus.com KitchensServes: 6 (3 cup) bagsIngredients10 Cups unbleached flour1 Cup buttermilk powder6 Cups light brown sugar (firmly packed)1/4 Cup grated orange zest8 teaspoons baking powder4 teaspoons baking soda1 1/2 teaspoons salt1 teaspoon ground cinnamonInstructionsWhisk together flour, buttermilk powder, brown sugar, orange zest, baking powder, baking soda, salt