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Fudgy Jaffa Cake Brownies stacked on top of each other.

The Ultimate Jaffa Cake Brownies

Amy Treasure
Jaffa Cake Brownies are the ultimate fudgy, gooey brownies. Made with melted dark chocolate, cocoa powder and stuffed with Jaffa Cakes these triple chocolate brownies are a total gamechanger!
5 from 6 votes
Prep Time 10 minutes
Cook Time 20 minutes
Total Time 30 minutes
Course Sweet treats, Traybake
Cuisine American, British
Servings 9 squares
Calories 581 kcal

Ingredients
 

  • 200 g unsalted butter
  • 200 g 70% dark chocolate chopped
  • 3 large eggs or 4 medium eggs
  • 100 g caster sugar
  • 150 g dark brown soft sugar
  • 1 tbsp vegetable oil
  • 100 g plain flour
  • .5 tsp salt
  • 75 g cocoa powder
  • 18 Jaffa Cakes

Instructions
 

  • Preheat oven to 180ºC / 160ºC Fan/ Gas 4/ 350ºF
  • Line a square 20cm baking tin with baking parchment
  • In a saucepan set over a low heat melt together the chocolate and butter. Set aside.
  • In a large mixing bowl add the eggs, caster sugar and brown sugar. Mix until light and frothy.
  • Stir the vegetable oil in to the melted chocolate.
  • Pour the melted chocolate into the large mixing bowl. Stir the ingredients together in large looping movements until the mixture is dark and combined.
  • Add the flour, salt and cocoa powder to the mixing bowl and fold together very gently until you can no longer see white streaks of flour.
  • Tip half of the mixture into the baking tin and add a layer of 9 Jaffa Cakes. Repeat.
  • Bake for 20 mins. Checking for doneness after 15 mins. A skewer inserted into the brownies should not be wet but won't come out clean.
  • Leave to cool in the tin before turning out and cutting into 9 slices.

Video

Notes

  • Take care not to overmix when you get to the chocolate and flour steps. 
  • Do not overcook. Check for doneness after 15 minutes of baking. 
  • Storage: Jaffa Cake Brownies will keep for 4-5 days in an airtight container. Suitable for freezing up to 3 months. 
Keyword fudgy brownies, jaffa cake brownies, jaffa cakes, triple chocolate brownies