Prep Time: 15 mins

Cook Time: 30 mins

Total Time: 45 mins

Cuisine: Continental

Servings: 12

Calories: 346 kcal


  • 200g self-raising flour
  • 50g yam flour
  • 25g cocoa powder
  • 2tsp baking powder
  • 175g caster sugar
  • 175ml milk
  • 2 large eggs, beaten
  • 100ml mild olive oil
  • 75g plain chocolate chunks
  • 1-2tsp vanilla extract
  • 200g plain yoghurt



  1. Preheat the oven to 170C, gas 5. Line a 12-hole deep muffin tray with paper muffin cases.
  2. Sift together the flour, cocoa and baking powder. Stir in the sugar. Add the remaining ingredients and mix lightly together.
  3. Spoon the mixture into the prepared cases. Bake for approximately 20 mins or until golden and springy to the touch. Cool for 10 mins; transfer to a wire rack and leave to cool completely.