- 1 stick butter, softened
- 1 cup sugar
- 2 eggs
- 1 cup gluten-free flour
- 1/2 teaspoons baking powder
- 1 tablespoon whey powder
- 1/4 teaspoon xanthan gum
- 1 teaspoon vanilla
- dash of salt
- handful of dark chocolate chips (optional) (about ¼ cup)
- 1/2 ripe banana, diced into small bites
- 1 pint blueberries – 2 cups rinsed
Heat oven to 350 degrees
Line a 9" by 9" pan with parchment paper.
In a large bowl, mix together the softened butter, sugar, eggs, gluten-free flour, baking powder, whey powder, xanthan gum, vanilla, and salt. Add in chocolate chips and bananas.
Pour the mixture into the prepared pan and add the blueberries on top. Spread evenly.
Bake 38-45 minutes until a toothpick comes out clean.
*If you want to make this using regular flour, then omit the whey powder and xanthan gum.