- Prepare a cookie sheet topped with parchment paper. Set aside.
- In a large bowl mix together flour, baking soda, cream of tartar, and salt. Set aside.
- In the bowl of a stand mixer, beat margarine for 1 minute.
- Add sugar and beat until combined.
- Add eggs, milk, and vanilla extract. Beat well.
- Add in dry ingredients, one-half at a time, and beat until just combined. Scrape down the sides and bottom of the mixing bowl to ensure all flour is incorporated.
- Preheat oven to 375 degrees.
- In a separate bowl, add coating ingredients.
- Scoop dough from the mixing bowl using a spoon or cookie scoop and form the dough into 2-inch balls.
- Roll dough balls in sugar and cinnamon mixture until the ball is coated on all sides.
- Place the cookie dough balls on the prepared cookie sheet, two inches apart.
- Using a drinking glass, gently press on the dough balls to flatten them slightly.
- Bake cookies for 12-13 minutes. Remove the cookie sheet from the oven and leave baked cookies on the tray for one minute.
- Transfer cookies to a cooling rack.
- Store cookies in an airtight container or storage bag.
Makes approximately 32 cookies