Melt the butter, transfer into a bowl and allow it to cool, add the whisk egg

Add the brown sugar and vanilla essence mix it well,add the flour and mix thoroughly

Add the crush Oreo and fold in the mixture add the half cup of m&m and fold it

Transfer it into a baking tray lined with parchment paper level the dough with a spatula,place the rest of the m&m on top of the dough and bake for 30mins

Cut into shapes and enjoy