Preheat oven to 350℉ and line baking sheets with parchment paper or a silicone baking mat. Set aside.
In a medium bowl, combine the dry ingredients, whisking to combine.
2 ¼ cups Flour, ⅔ cup Unsweetened Cocoa Powder, 1 teaspoon Baking Soda, ¼ teaspoon Salt
In the bowl of a stand mixer fitted with the paddle attachment, cream the butter and sugars.
1 cup Unsalted Butter, ¾ cup Sugar, ⅔ cup Brown Sugar
Mix in the eggs and vanilla extract.
2 large Eggs, 1 teaspoon Vanilla Extract
Stir in the flour mixture until it is incorporated. Using a cookie scoop, roll the dough into balls and place it on the prepared baking sheet.
Press Valentine's M&M's into each ball, trying not to flatten the cookie dough.