Gluten Free Vanilla Cake Mix

Ingredients

1 1/2 cups (210 g) all purpose gluten free flour
3/4 teaspoon xanthan gum (omit if your blend already contains it)
Scant 1/2 cup (43 g) cultured buttermilk blend powder (I use Saco brand), or 1/3 cup (43 g) whey powder
1 teaspoon baking powder
1/2 teaspoon baking soda
1/4 teaspoon kosher salt
1 cup (200 g) granulated sugar

Place all of the ingredients for that mix in a large bowl and whisk well. Store in an airtight container until ready to use.