M&M Cookies

  • Author: Ciara Attwell
  • Prep Time: 7 minutes
  • Cook Time: 15 minutes
  • Total Time: 22 minutes
  • Yield: 15 1x
  • Category: Snacks for Kids


Crunchy and crumbly oat cookies with Crispy M&M’s. Perfect for batch make after school snacks for hungry kids!


  • 125g butter, softened
  • 50g sugar
  • 1 medium egg
  • 1 tsp vanilla extract
  • 100g plain flour
  • 100g oats
  • 1/4 tsp bicarbonate of soda
  • 75g Crispy M&Ms


  1. Preheat the oven to 160c fan and line two baking trays with parchment paper.
  2. Add the butter and sugar to a large bowl and beat with a hand mixer.
  3. Add the egg and vanilla and beat again until combined.
  4. Add the flour, oats and bicarbonate of soda and mix with a spoon.
  5. Add half the Crispy M&Ms to the mixture and stir with a spoon.
  6. Take 1 tablespoon of the mixture and add it to the baking tray, moulding into a round cookie shape.
  7. Repeat to make 15 cookies.
  8. Add the remaining Crispy M&Ms to the top of the cookies.
  9. Bake for 15 minutes.
  10. Allow the cookies to cool for a few minutes on the baking tray before transferring to a wire rack to cool completely.


These cookies will keep for 3 days in an airtight container. They can also be frozen. After cooling, add them to a freezer bag and push out all the air. Defrost at room temperature in 1-2 hours.