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M&M Cookies on parchment paper.

Cookies from Cookie Mix in a Jar

Prep Time 5 minutes
Cook Time 10 minutes
Chill time 30 minutes
Total Time 45 minutes
Servings 20


  • ½ cup unsalted butter melted and cooled
  • 1 large egg
  • 1 large egg yolk
  • 2 teaspoons vanilla extract
  • cookie mix in a jar


  • In a large bowl, whisk melted butter, egg, egg yolk, and vanilla extract. Add the contents of the jar and gently stir with a wooden spoon or rubber spatula until combined. Place in the refrigerator for 30 minutes. 
  • Scoop 2-tablespoon portions of dough. Place the dough balls onto parchment lined baking sheets and bake at 350°F for 9-11 minutes, until the edges are set and the centers of the cookies are slightly underdone. Place baking sheets on racks and cool completely. Tip: For prettier cookies, use the back of a spoon to shape the edges of the cookies when they come out of the oven.