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M&M Cookie Bars

These M&M Cookie Bars are just little chocolatey bars of goodness, crammed full of M&Ms. 
Prep Time30 minutes
Cook Time20 minutes
Total Time50 minutes
Course: Snack
Cuisine: Cookie
Keyword: Chocolate, Cookie, Cookie Bars, M&M
Servings: 16 Servings
Author: Sarah Mark

Ingredients

For the M&M Cookie Bars

  • 150 g Unsalted Butter
  • 150 g Light Brown Sugar
  • 50 g White Granulated Sugar
  • 1 Large Egg
  • 1 Egg Yolk
  • 1 tsp Vanilla Extract
  • 225 g Plain Flour
  • 50 g Cocoa Powder
  • 1 tsp Baking Powder
  • 1 tsp Bicarbonate of Soda
  • 1 tsp Cornflour
  • 200 g Milk Chocolate Chips
  • 200 g M&Ms

Instructions

To Make the M&M Cookie Bars

  • Line a 9" x 9" square baking tin with baking parchment and leave it to one side. Preheat the oven to 180C/160 Fan.
  • In a bowl cream together the butter and both sugars until pale in colour and fluffy.
  • Add in the eggs, vanilla, flour, cocoa powder, baking powder, bicarbonate of soda and corn flour and mix until completely combined and a dough begins to form.
  • Add the chocolate chips and M&Ms and mix again until they are evenly distributed.
  • Tip the mixture into your lined baking tin and press down into the bottom of the tin.
  • Bake in the oven for 15-20 minutes or until the cookie is golden brown in colour.
  • Remove from the oven and leave to cool for 15-20 minutes in the square tin before moving to a wire rack to cool fully.
  • Cut into 16 individual portions and enjoy!

Notes

  • These M&M Cookie Bars will last 4+ days in an airtight container.