Dulce De Leche Brownies

Ingredients

• 0.3 teaspoon baking soda 
• 0.5 cup butter cut into cubes
• 24 servings dulce de leche 
• 3  eggs 
• 1.3 cups flour 
• 1 tablespoon espresso powder instant
• 1.3 cups bittersweet chocolate 
• 0.5 cup sugar 
• 1 tablespoon vanilla extract 

Equipment

• sauce pan
• oven
• knife
• baking pan
• spatula

Directions

1. Preheat the oven to 350 degrees.Grease a 13X9 baking dish.In a saucepan melt butter and 1 cup semi-sweet chocolate, stirring constantly over very low heat until the chocolate is melted. Stir in eggs one at a time, then stir in the sugar, vanilla, espresso powder, baking soda, and flour.Stir in remaining chocolate chips.
2. Pour the batter into baking dish.Use a knife or spatula to swirl the Dulce de Leche creating a marbled effect.
3. Bake for 35 to 45 minutes. The brownies center will be slightly firm when they are done.
4. Remove from the oven and allow cool completely.