The perfect sugar cookie - with M&Ms and the option of being dairy free!
3/4cupunsalted butter— softened (may sub Earth's Balance Vegan Butter Stick for a dairy-free cookie)
1/2teaspooncream of tartar
2/3cup+ 1/2 cup plain M&Ms— or Chocolate ChocoNoNos in place of M&Ms
Preheat oven to 350°F. Line two cookie sheets with silpat liners or parchment paper.
Cream butter and sugar in the bowl of a stand mixer fitted with the paddle attachment. Beat in egg and vanilla extract. Mix in baking soda, cream of tartar, and salt. Slowly mix in flour. Stir in 2/3 cup M&Ms.
Scoop 2 tablespoon balls of dough (use a cookie scoop if you have one) onto cookie sheets. Top each cookie with 4-5 additional M&Ms.
Bake for 10-12 minutes (10 for slightly underdone, 11-12 for more done). Cool 5 minutes before removing from cookie sheets. Place on a wire rack to cool completely.