Brown Butter Icing Pumpkin Oatmeal Cookies

Chewy, tender, and full of pumpkin flavor, these brown butter‑iced pumpkin oatmeal cookies are sure to become a family favorite.

a stack of iced pumpkin cookies next to a short glass of milk with additional cookies, bowls and white and green pumpkins in the background against a tiled backdrop.

Browned butter adds a warm, toffee‑like, slightly nutty depth to baked goods. The flavor comes from the Maillard reaction — the same browning process that makes seared foods so appealing — and it pairs beautifully with pumpkin and oats. These cookies combine a tender pumpkin base, hearty rolled oats for chew, and a sweet browned‑butter glaze that turns ordinary cookies into something memorable.

Ingredients

The full ingredient list and measurements are in the recipe card below. Here are a few key notes to keep in mind:

  • Unsalted butter: Use a good‑quality butter for better browning and flavor.
  • Brown sugar: Adds moisture and chew to the cookies.
  • Granulated sugar: Balances sweetness and helps with texture.
  • Rolled oats: Provide texture and hold up better than quick oats in cookies.
  • Pumpkin puree: Canned pumpkin works well; homemade puree can be used if you prefer.

Watch the process

How to make pumpkin oatmeal cookies

pumpkin cookie batter with visible bits of rolled oats in a white bowl next to a bowl with egg shells and a container of pumpkin puree.

First, make the dough.

Stir together the melted butter and sugars until the sugar dissolves. Mix in the egg, vanilla, and pumpkin. Add the flour, pumpkin spice, baking soda, and salt, stirring until just combined. Fold in the rolled oats. The dough will be soft because of the pumpkin puree — that’s normal.

baked pumpkin oatmeal cookies on parchment paper on a silver baking sheet.

Second, bake the cookies.

Scoop 3‑tablespoon portions of dough onto parchment‑lined baking sheets, leaving space between each cookie. Bake in a 350°F oven for 11–12 minutes, or until the tops are no longer shiny. Let the cookies cool completely on the baking sheet so they finish setting without over‑browning.

a baked pumpkin oatmeal cookie next to a bowl of browned butter and powdered sugar.

Finally, make the browned butter icing.

In a small saucepan, melt the butter over medium‑low heat and cook until it turns golden with brown flecks and gives off a nutty aroma. Remove from heat and let cool about 10 minutes. Whisk in the powdered sugar until smooth and lump‑free, then drizzle over cooled cookies.

brown butter iced pumpkin cookies on a small silver cooling rack next to a piece of white linen and a bowl.

Expert tips

  • Room temperature ingredients: Using ingredients at room temperature helps the batter come together and gives a more consistent texture.
  • Quickly warming eggs: If you forget to take the egg out, place it in a bowl of hot water for 5 minutes to bring it to room temperature.
  • Bake immediately: This dough bakes best at room temperature, so there’s no need to chill it first.
  • Let cookies finish on the sheet: Removing cookies as soon as the tops lose their shine can leave them slightly underbaked. Letting them cool on the hot sheet allows them to finish cooking without browning further.
  • Recognizing browned butter: Butter is properly browned when it has golden‑brown flecks and a nutty scent.
  • Fixing overcooked butter: If the butter develops burned bits, strain it through a fine mesh to remove any scorched particles.
Iced pumpkin oatmeal cookies stacked in front of a cooling rack of cookies, and white bowls.

Storage

Store cookies in an airtight container at room temperature for up to one week. For longer storage, wrap individually and freeze for up to six months.

Using leftover pumpkin

This recipe uses ⅓ cup of pumpkin puree, leaving about 1 ⅔ cups leftover from a standard 15‑ounce can. Extra puree can be used for waffles, pancakes, donuts, or stored in an airtight container in the refrigerator for up to one week or frozen for up to a year.

More fall desserts

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    No Bake Pecan Pie Cheesecake
  • sweet potato cake topped with figs, blackberries and grapes
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Recipe

Brown Butter Iced Pumpkin Oatmeal Cookies

brown butter iced pumpkin cookies on a small silver cooling rack next to a piece of white linen and a bowl.

5 from 1 review

Chewy, tender, and filled with pumpkin flavor, these brown butter‑iced pumpkin oatmeal cookies are a delicious fall treat.

  • Author: Claire | The Simple, Sweet Life
  • Prep Time: 20 minutes
  • Cook Time: 12 minutes
  • Total Time: 32 minutes
  • Yield: 18 cookies
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

Ingredients

For the pumpkin oatmeal cookies:

  • ½ cup unsalted butter, melted
  • ½ cup brown sugar
  • ½ cup granulated sugar
  • 1 egg, at room temperature
  • 2 tsp vanilla extract
  • ⅓ cup pumpkin puree
  • 1 cup all‑purpose flour
  • 2 tsp pumpkin spice
  • ½ tsp baking soda
  • ¼ tsp salt
  • 1 cup rolled oats

For the browned butter icing:

  • 1 stick (½ cup) unsalted butter
  • ½ cup + 2 tbsp powdered sugar

Instructions

  1. Whisk together the melted butter, brown sugar, and granulated sugar in a large bowl until the sugar dissolves.
  2. Add the egg, vanilla, and pumpkin puree; stir until just combined.
  3. Add the flour, pumpkin spice, baking soda, and salt; mix until incorporated.
  4. Fold in the rolled oats.
  5. Scoop three tablespoons of dough per cookie onto a parchment‑lined baking sheet.
  6. Bake at 350°F for 11–12 minutes, or until the tops are no longer shiny.
  7. Remove from the oven and let the cookies cool completely on the baking sheet.
  8. To make the icing: cook the butter in a small saucepan over medium‑low heat until browned, watching carefully to avoid burning.
  9. Pour the browned butter into a small bowl and let it cool about 10 minutes.
  10. Whisk in the powdered sugar until smooth and lump‑free.
  11. Drizzle the icing over the cooled cookies and allow it to set before serving.

Notes

  • Room temperature ingredients: Help achieve consistent texture.
  • Bringing eggs to room temperature: Place in hot water for 5 minutes if needed.
  • Bake immediately: This dough performs best without chilling.
  • Let cookies finish on the baking sheet: They’ll finish cooking without additional browning.
  • Doneness of browned butter: Look for brown flecks and a nutty aroma.
  • Salvaging overcooked butter: Strain to remove burned bits if necessary.

Nutrition

  • Serving Size: 1 cookie
  • Calories: 241
  • Sugar: 26.1g
  • Sodium: 145mg
  • Fat: 10.9g
  • Saturated Fat: 6.6g
  • Carbohydrates: 35.1g
  • Fiber: 0.8g
  • Protein: 1.8g
  • Cholesterol: 36mg

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