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Cake Mix Extender


Use this to upsize any older recipe that calls for an 18.25 ounce box cake mix.


  • 1 1/2 cups all-purpose flour
  • 1 cup sugar
  • 2 teaspoons baking powder
  • 1/4 teaspoon baking soda


  1. Whisk all dry ingredients together and store in a clean glass jar.
  2. To increase a 15.25 ounce cake mix to 18.25 ounces, add 6 level tablespoons to your 15.25 ounce cake mix.

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