Preheat the oven to 350 degrees. In a microwave safe bowl, melt the butter and chocolate chips in 30 second intervals. Stir until smooth.
In a medium sized mixing bowl, whisk the eggs until incorporated. Whisk in the butter and chocolate mixture until smooth and creamy.
Add the powdered sweetener, almond flour, cocoa powder, and baking powder. Stir until no dry parts remain.
Stir in the mint chips. Scoop 1 tablespoon dough portions onto parchment lined cookie sheet. Flatten the cookie lightly. Bake for 7 minutes, or until cookies are just browned around the edges.