Mars Bar slice

The Mars Bar slice uses Mars Bars, chocolate, Rice Bubbles and butter to make a perfect sweet treat for your next birthday party.



  • 90 g butter
  • 3 x 85 g Mars bar (roughly chopped)
  • 3 cup Rice Bubbles
  • 250 g milk chocolate


  1. Prepare a slice tin by lining with baking paper and set aside.
  2. In a glass bowl, place butter and Mars Bars. Heat in the microwave for 1 1/2 minutes and remove to stir.
  3. Pour Rice Bubbles into the butter/Mars Bar mixture one cup at a time mix. Mix until all combined.
  4. Press into the slice tin with the back of a large metal spoon. Set aside.
  5. Break the block of chocolate into small squares and microwave for 1 minute and stir for 30 seconds. Heat for 20 seconds more if it doesn’t become smooth and creamy.
  6. Pour the melted chocolate over the Rice Bubbles mixture and spread evenly.
  7. Cool in fridge until chocolate hardens. Lift slab out of tray with baking paper and place on cutting board.
  8. Once it is room temperature, cut into squares with a large sharp knife.



  • If you don’t have a microwave you can melt the mixture over simmering water. Be careful not to let the bowl touch the water.
  • If you are serving this slice to kids, adding some sprinkles in the chocolate would be fun.




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