Gluten-Free Oatmeal Cookies (Dairy-Free)
Setting the Table
These are the oatmeal cookies I make when I want something familiar and comforting — the kind that feels just right with a cup of tea or tucked into the freezer for later.
They’re soft, chewy, gently sweet, and deeply reliable. No crumbling. No dry texture. Just cookies that melt slowly as they bake and stay tender long after they cool.
One of the biggest secrets?
Letting the dough rest overnight.
That pause gives the flour time to hydrate, the flavors time to settle, and the cookie dough time to become something really special.
If you’re gluten-free and dairy-free and craving a cookie that actually feels like a cookie, this one’s for you.
Gluten-Free Oatmeal Cookies (Dairy-Free)
Soft and chewy gluten-free oatmeal cookies made with dairy-free butter and old-fashioned oats. An overnight rest gives the dough time to hydrate and helps the cookies bake up tender and comforting.
Yield: About 28 cookies
Prep time: 30 minutes
Chill time: 8 hours
Bake time: 10–12 minutes per batch
Dietary: Gluten-free and dairy-free
Filling the Bowl: Ingredients
1 cup (2 sticks) dairy-free vegan butter, softened to room temperature
1 cup firmly packed brown sugar
½ cup granulated sugar
2 large eggs
1½ teaspoons vanilla extract
1¾ cups gluten-free all-purpose flour
2 teaspoons cornstarch
1 teaspoon baking soda
¾ teaspoon salt
¾ teaspoon ground cinnamon
3 cups gluten-free old-fashioned rolled oats
Ingredient note: I use Earth Balance Vegan Buttery Sticks and GF Jules Gluten Free All Purpose Flour because they give me consistent results. I use Bob’s Red Mill Gluten Free Organic Old Fashioned Rolled Oats. Other dairy-free butters and gluten-free flour blends may behave differently.
Creating the Magic: Instructions
Make the Dough
Beat the dairy-free butter in the bowl of a stand mixer—or with an electric mixer—for about 30 seconds.
Add the brown sugar and granulated sugar. Beat until light and fluffy, scraping the sides and bottom of the bowl as needed.
Add the eggs one at a time, beating until combined after each addition. Mix in the vanilla extract.
In a separate bowl, whisk together the gluten-free flour, cornstarch, baking soda, salt, and cinnamon.
Gradually add the flour mixture to the butter mixture. Mix until completely combined, scraping the bowl as needed.
Gradually stir in the oats until evenly combined.
Cover the bowl and refrigerate the dough for 8 hours or overnight. If you’re short on time, chill it for at least 4 hours.
Why the rest matters: That overnight rest is key. It allows the dough to firm up and helps the cookies melt slowly as they bake, creating that soft, chewy texture.
Shape and Bake
Preheat the oven to 375°F. Line a baking sheet with parchment paper.
Scoop about 2 tablespoons—or 1½ ounces—of dough for each cookie. Shape into balls and place about 2 inches apart on the prepared baking sheet.
Bake at 375°F for 10–12 minutes. The edges will be lightly browned. The centers may still look slightly underbaked, but they shouldn’t be raw—they will finish baking as they cool.
Let the cookies cool on the baking sheet for a few minutes before transferring them to a cooling rack.
Baking from Frozen
If you’ve frozen the 1½-ounce dough balls, you can bake them straight from the freezer—there’s no need to thaw them first.
Preheat the oven to 350°F and bake for 15–16 minutes, checking around 12–13 minutes.
The centers may still look a little underdone when you remove the cookies from the oven. They’ll finish cooking as they sit on the hot baking sheet.
I’ve found that cookies baked from frozen tend to be slightly taller and more uniform, especially when using a heavier baking sheet.
Seasoning with Wisdom: Recipe Notes
Don’t skip the overnight chill. This dough behaves completely differently after resting.
I use a heavier baking sheet, which holds heat more evenly and makes a noticeable difference, especially when baking frozen dough.
Pull the cookies out of the oven while they still look slightly underbaked. They’ll finish setting as they cool.
Every gluten-free flour blend absorbs moisture differently, so trust your instincts over the clock.
Soft cookies come from patience, not overbaking.
I love a true oatmeal cookie — simple, lightly sweet, and focused on the oats themselves. For me, that simplicity is what makes an oatmeal cookie so comforting in the first place.
Planning Ahead
These cookies are wonderfully freezer-friendly.
To Freeze the Dough
After chilling, portion the dough into 1½-ounce balls and freeze them on a baking sheet. Once solid, transfer them to a freezer-safe bag or container.
Bake directly from frozen at 350°F for 15–16 minutes, checking the cookies around 12–13 minutes. The centers may still look slightly underdone, but they shouldn’t appear raw.
To Freeze Baked Cookies
Let cookies cool completely, then freeze in an airtight container. Thaw at room temperature or warm gently.
Having a few tucked away feels like a small kindness to your future self.
Serving My Final Thoughts
I Iove these cookies in the quiet moments with mid-afternoon tea, or as a simple dessert that doesn’t feel heavy or complicated.
They’re proof that gluten- and dairy-free baking can still feel grounding, comforting, and joyful.
If you make them, I hope they bring a little comfort into your kitchen too.
Kitchen Favorites
When I make these cookies, I always reach for:
A sturdy cookie scoop or better yet, a kitchen scale for even portions
Parchment paper for easy cleanup
A baking sheet that heats evenly
Originally published: January 1, 2026
Updated: August 8, 2026