1. Preheat oven to 350o F. Butter an 8x8 baking pan or line with parchment paper.
2. Melt the chocolate and butter together in a saucepan or microwave.
3. Using a hand mixer, beat the Truvia sweetner into the chocolate and butter mix. Add eggs one at a time, beating well between each addition.
4. Stir in the vanilla extract, then add almond flour, salt and baking powder.
5. Bake for 20-25 minutes. Allow to cool before cutting.