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    Home » Desserts

    Gluten Free Iced Oatmeal Cookies

    May 15, 2018 by Amy Wilson 12 Comments

    Jump to Recipe

    Gluten Free Iced Oatmeal Cookies _stack

    It just happened one day.  Hit me out of the blue.  There I saw in the grocery store iced oatmeal cookies that I couldn’t get out of my food-loving mind.  Any time I tackle a new recipe I always proceed with a little hesitation…and if you bake gluten free you will completely understand why.  First-time successes are rare and you fail more often than you succeed.  Fortunately, I have a delicious oatmeal cookie in my arsenal.  So with a little tweaking to help the cookies flatten out and some icing to top it off, these gluten free iced oatmeal cookies were born.  And they are so good!  Slightly crispy but still chewy, perfect oatmeal flavor, and icing.  It’s so hard to go wrong with icing!

    They were so yummy I made a few batches.  I did learn through the process that icing your cookie while it is still a little warm helps the icing soak into the cookie a little more, which I liked.

    Make sure to use rolled oats and not quick-cooking oats, and as always, make sure to use gluten free oats!

    Enjoy!Gluten Free Iced Oatmeal Cookies _sheet

    Gluten Free Iced Oatmeal Cookies _single

    12/9/18 update:  I’ve had a few questions about the amount of baking powder in the recipe so I wanted to address why I did what did!  I really wanted my iced oatmeal cookies to flatten out without becoming too crispy.  So I’m relying on the baking powder to do its magic of puffing up and then flattening out, creating a few air pockets to soak up the icing in the meantime.  So yea, it’s more than what you usually see in a cookie recipe, but it’s done for good reason!  And the bonus is that it doesn’t create a bitter taste you may normally get with too much baking powder.  Happy baking!

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    You can also go to Instagram and share your gluten free iced oatmeal cookie pictures @justasgoodglutenfree and include #justasgoodglutenfree.

    Your feedback is important to me and anyone else wanting to make this recipe.  Please share your helpful comments below!

    As always, every picture above has a ‘Save It’ button for you to pin on Pinterest.  You can also find me at Just As Good Gluten Free on Pinterest where you can follow my boards.  I love to keep them up to date and relevant to the current food and baking season and share anything else I found helpful.

    Enjoy!

    Gluten Free Iced Oatmeal Cookies _single
    Print Recipe
    4 from 3 votes

    Gluten Free Iced Oatmeal Cookies

    Prep Time10 minutes mins
    Cook Time8 minutes mins
    Total Time18 minutes mins
    Servings: 2 dozen
    Author: Just As Good Gluten Free

    Ingredients

    • ½ cup unsalted butter melted
    • ¼ cup granulated sugar
    • ½ cup brown sugar
    • 1 egg
    • 1 teaspoon vanilla
    • ½ cup 75 grams gluten free flour blend
    • ½ cup 45 grams oat flour
    • ¼ teaspoon guar or xanthan gum omit if in blend
    • ½ teaspoon cinnamon
    • ¼ teaspoon salt
    • 1 Tbs baking powder
    • 1 teaspoon baking soda
    • 2 cups gluten free rolled oats

    Icing

    • 1 cup powdered sugar
    • 2-3 Tbs heavy cream

    Instructions

    • Preheat oven to 350 degrees F. Prepare two baking sheets with silicon mat, parchment paper, or leave plain.
    • In a small bowl, sift gluten free flour, oat flour, guar gum (if needed), cinnamon, salt, baking powder, and baking soda, set aside.
    • In a medium bowl or stand mixer, combine butter, sugar and brown sugar. Add egg and vanilla and beat until well combined. Slowly add the flour mixture into butter mixture and stir until combined. Add rolled oats until incorporated. The dough should be slightly sticky.
    • Roll the dough into balls (slightly smaller than a golf ball), and place 2-3 inches apart on prepared baking sheet. Bake for 8-9 minutes, until golden brown. Remove from oven and allow to cool slightly before transferring to a cooling rack.
    • In a small bowl, combine powdered sugar and 2 Tbs heavy cream. Stir until well-combined, adding more heavy cream by the tablespoon if needed to reach the desired consistency. The icing should be runny, but still thick enough to hold to the cookie.
    • While the cookies are still warm, maybe 10-15 minutes after removing from oven, turn the cookie upside down and stick it in the icing. Gently twist the cookie, remove, and place back on baking sheet to dry completely.

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    About Amy Wilson

    This is my journey of creating, re-creating and sharing gluten free food that is Just As Good as food with gluten.

    Reader Interactions

    Comments

    1. Blair

      April 20, 2023 at 2:57 am

      4 stars
      Appreciate the recommendation. Will try it out.

      Reply
    2. Amy Murphy

      December 20, 2019 at 1:51 pm

      I have Bob’s Red Mill quick cooking rolled oats – don’t use?

      Reply
      • Just As Good Gluten Free

        December 20, 2019 at 2:31 pm

        A few things, if you need them to be gluten free make sure they’re labeled gluten free! Oats can be cross-contaminated so it’s best to make sure you know it’s gf. Second, I use rolled oats. I’ve never used quick or instant oats in this recipe (they are smaller and and not as large and flat as a rolled oat). I’ve used bobs red mill gf flat oats many times! Let me know if you have any other questions and happy baking!

        Reply
        • Amy Murphy

          December 21, 2019 at 2:22 pm

          Ok thanks! Yes they are GF but they are quick cooking (rolled) so maybe I’ll try half of the recipe and see how they turn out. THX!

          Reply
    3. Jamie

      September 27, 2019 at 7:59 pm

      4 stars
      I had to add an additional 8 min to the baking time . My oven is new and works wonderfully. Otherwise the recipe is great

      Reply
      • Just As Good Gluten Free

        September 28, 2019 at 12:18 pm

        Thanks for sharing!

        Reply
    4. Angela

      December 16, 2018 at 11:46 am

      Hi! I used gfJules All purpose flour. I followed your recipe exactly with regard to ingredients. I also had to add to the baking to the baking time. The last batch was the darkest (because I was talking to a friend); it has a deeper flavor than the other batches. Thank you for the recipe!

      Reply
      • Just As Good Gluten Free

        December 16, 2018 at 12:24 pm

        Thanks for the feedback! I’m glad it worked out

        Reply
    5. Susan

      December 09, 2018 at 5:52 pm

      4 stars
      Thanks for the recipe! The cookies turned out great but took a little longer to bake than you suggested. I also questioned the amount of baking powder and decided to reduce the amount to two teaspoons in case the 1 tablespoon was an error.

      Reply
      • Just As Good Gluten Free

        December 09, 2018 at 6:11 pm

        Thanks for the comment! The reason I put 1 Tbs of baking powder in was because I wanted the cookies to flatten out more than usual, and I wanted the carbon dioxide it produces to put a few air holes in the cookie. It just felt more classic iced oatmeal cookie to me personally. It also didn’t put out a bitter taste, so all in all I had the cookie I wanted. I’m glad you were able to adjust the recipe to work for you!

        Reply
    6. Deb

      October 20, 2018 at 12:45 pm

      Hi there,
      Is that really 1 tablespoon of baking powder?

      Thanks!

      Reply
      • Just As Good Gluten Free

        October 20, 2018 at 2:05 pm

        That’s what I used! Let me know how they turn out

        Reply

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    Hi, I'm Amy! A Celiac diagnosis quickly sent me into the world of gluten free. I want to share recipes I've created, crafted to be gluten free, and tips and tricks I've learned along the way to become a better gluten free baker.

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