Preheat oven to 350 degrees.

In a stand mixer, add the eggs, banana extract, liquid stevia and mashed banana. Mix until well combined.

In a separate bowl whisk the remaining dry ingredients together.

Combine the dry with the wet in the stand mixer and then add in the softened butter.

Blend until combined well.

Grease 12 cupcake liners and pour batter evenly into each.

Bake 20-22 minutes or until a toothpick in center comes out clean.

Cool completely before adding filling.

To make filling; Add all ingredients into a stand mixer except heavy cream. Blend on high until smooth. Pour in heavy cream and blend on high until mixture is whipped.

Use a apple corer or knife to cut out center of each cupcake. Discard center or eat!

Place filling into a piping bag and fill center of each cupcake continuing to cover the top of each as well.

Keep refrigerated until ready to serve.