• Step 1

  Preheat oven to 375 degrees with rack in center. Beat butter, cookie mix, baking soda, and cream of tartar in mixing bowl on MED-HIGH about 2 min.

• Step 2

  Add egg and vanilla; mix on MED 1-2 min uniform dough forms.

• Step 3

  Pat dough into a rectangle Cover; chill in refrigerator about 30 min.

• Step 4

  Grease baking sheet or line with parchment paper. Dust work surface with cookie mix or rice flour. Roll dough with a rolling pin to about 1/8-inch thick. Cut out cookies using cookie cutter; transfer cookies to baking sheet about 2 inches apart. Re-roll remaining scrap dough (place back in refrigerator if dough becomes too soft.)

• Step 5

  Bake 6-7 min until lightly golden. Cool 1-2 min before transferring to wire cooling rack. Ice cookies with your favorite buttercream icing.

Note: When servings & ingredients are modified, nutrition & directions may vary.