To start, preheat your oven to 375 degrees F Oil a 9x13 baking dish and line with parchment paper

Over a double boiler, or in your microwave, melt together 1 Cup coconut oil 6 oz. unsweetened chocolate, finely chopped 2 oz, semi sweet chocolate, finely chopped Stir and be careful it doesn't scorch Set aside to cool

In the bowl of a stand mixer fitted with mixing beaters, mix together 4 large eggs 1 large egg yolk 2 Cups granulated sugar 1 Cup brown sugar Beat until light and thick

To the mixture, add in 2 tsp. instant espresso powder 2 tsp. pure vanilla extract Combine until smooth

Sift in 1 Cup all purpose flour 1 tsp. salt Mix until everything is just combined Pour into prepared pan and bake for about 25 to 30 minutes Cool completely

TO MAKE A CHOCOLATE GANACHE Melt together 8 oz. Bitter sweet dark chocolate, chopped into small pieces 1 Cup heavy cream