Ingredients

• Unsalted butter - 1 cup
• Semi-sweet chocolate chips - 1 cup
• Granulated sugar - 1 ½ cups
• Brown sugar - ½ cup
• Large eggs - 4
• Vanilla extract - 1 teaspoon
• All-purpose flour - 1 cup
• Cocoa powder - ½ cup
• Salt - ½ teaspoon
• Creamy peanut butter - ½ cup

Instructions

1. 1.

   Preheat the oven to 180°C (350°F) and grease a 9x13 inch baking pan.

2. 2.

   Melt the butter and chocolate chips together in a saucepan over low heat, stirring until smooth. Remove from heat.

3. 3.

   In a large bowl, whisk together granulated sugar, brown sugar, eggs, and vanilla extract until combined.

4. 4.

   Gradually add the melted chocolate mixture to the egg mixture, stirring constantly.

5. 5.

   In a separate bowl, sift together the flour, cocoa powder, and salt.

6. 6.

   Gently fold the dry ingredients into the wet ingredients until just combined.

7. 7.

   Pour the batter into the prepared baking pan.

8. 8.

   Drop spoonfuls of peanut butter over the brownie batter and swirl with a knife for a marbled effect.

9. 9.

   Bake for 30-35 minutes or until a toothpick inserted into the center comes out with a few moist crumbs.

10. 10.

    Allow to cool in the pan before slicing and serving.

Nutritional Facts