ThermOMG Recipes

Inspiring recipes for the Thermomix 

Marshmallow Slice

I had this at a dear friends house one day and wouldn't leave her alone until she gave me the recipe.  I have converted it for me and you!  enjoy :) Bek x

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  • 125g SR flour
  • 85g desiccated coconut
  • 110 brown sugar
  • 1 weetbix
  • 180g Butter
  • 1/2 cup of your favourite     seedless jam
  • 375g marshmallows


  1. Chop butter into cubes and melt in TMX bowl 80 degrees five minutes speed 2.
  2. Add all other base ingredients and mix speed 5 for 10 seconds until combined.
  3. Press into lined slice tray and bake at 180 degrees for 20 minutes until golden brown.
  4. Remove from oven and while still hot, spread jam all over base.  Top with marshmallows and bake for a further 10 minutes. 
  5. Remove and allow to cool before cutting into squares.