Recipe from Chasing Delicious Ingredients 8 ounces (2 sticks) unsalted butter, chopped 2 cups sugar 1 cup unsweetened cocoa powder 4 ounces 70% cocoa chocolate bar, chopped 1/2 teaspoon salt 1/2 teaspoon pure vanilla extract 3 large eggs, cold 3/4 cup cake flour Instructions 1. Butter a mini muffin pan (with 36 muffin cups); preheat…