Pumpkin Baked Oatmeal with Brown Sugar Streusel is a cozy fall breakfast recipe that's easy to prep and meal prep friendly. Pumpkin purée and eggs bind whole rolled oats into soft, sliceable squares, and a buttery brown sugar crumble bakes golden on top.
For another fall breakfast that starts with a can of pumpkin, try our Moist Pumpkin Bread.
Pumpkin Baked Oatmeal at a Glance 🔎
- 🕒 Prep Time: 15 minutes (includes a 10-minute rest)
- ⏱️ Cook Time: 40 to 45 minutes
- 👥 Servings: 6 squares
- 🔥 Cook Method: Baked
- 🍽️ Cuisine: American Breakfast
- 👩🍳 Pair With: A batch of Bacon and Gruyère Egg Bites, a hot cup of coffee, or a spoonful of Greek yogurt with a drizzle of maple syrup
- ⭐ Difficulty Level: Easy
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A warm square with a swipe of our whipped brown sugar cinnamon butter tastes like pumpkin pie for breakfast. ~Jami
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Why We Love This Recipe
- No Milk, No Blender: Pumpkin and water do the job milk usually does, so you can make it with pantry staples and one whisk instead of hauling out a blender.
- Breakfast for the Whole Week: One pan makes six squares that keep in the fridge for days, so busy mornings start with a quick reheat.
- Soft Center, Crunchy Top: The tender pumpkin oatmeal and crisp brown sugar crumble give every bite two textures, so it eats more like coffee cake than a bowl of oatmeal.
- Sweet Without Going Overboard: The base is only lightly sweetened with maple. It's heartier and cozier than our Creamy Steel Cut Oats, with most of the sugar saved for the streusel.
Key Ingredients
- Old-Fashioned Rolled Oats: Rolled oats hold their shape as they bake, which gives the squares a hearty, chewy texture. Quick oats turn mushy, and steel-cut oats won't soften in this bake time. Keep a big canister on hand, because they're also the base of our Maple Pecan Granola with Pumpkin Seeds.
- Pumpkin Purée: Grab plain canned pumpkin, not pumpkin pie filling, which is already sweetened and spiced. The purée spreads moisture through every bite, so the oatmeal stays soft instead of dry. Thickness varies a little by brand, so some cans give a slightly denser base.
- Eggs: The eggs turn loose oatmeal into squares you can slice and pack. Whisk them in completely with the pumpkin so you don't find streaks of cooked egg in the finished bake.
- Pure Maple Syrup: Real maple syrup gives the base a gentle sweetness that pairs naturally with pumpkin. Pancake syrup is mostly corn syrup and doesn't taste the same. The streusel brings the bigger hit of sugar, so resist adding more to the base.
- Pumpkin Pie Spice: One jar covers cinnamon, ginger, nutmeg, and cloves. Give yours a sniff before measuring. A faded spice blend makes the oatmeal taste like plain pumpkin.
- Cold Butter: Cold butter is what creates distinct, crunchy streusel crumbs. Softened or melted butter blends into the flour and bakes into a flat, greasy layer instead of a crumble.
A full ingredient list with exact measurements can be found in the recipe card below.
Substitutions & Variations
- Pumpkin Pie Spice: Mix ½ teaspoon cinnamon, ¼ teaspoon ginger, ⅛ teaspoon nutmeg, and a pinch of ground cloves or allspice.
- Pure Maple Syrup: Honey works, with a slightly stronger floral sweetness.
- Light Brown Sugar: Dark brown sugar gives the streusel a deeper, molasses flavor.
- Melted Butter (Base): Melted coconut oil works in the oat mixture.
- Diet: Use certified gluten-free oats and swap the streusel flour for a 1:1 gluten-free blend.
- Flavor: Stir chopped pecans into the streusel for extra crunch, or fold a handful of mini chocolate chips into the oat mixture.
How To Make Pumpkin Baked Oatmeal
STEP ONE: Mix and Rest the Pumpkin Oats
Preheat the oven to 350°F and lightly grease an 8 × 8-inch ceramic baking dish.
In a large bowl, whisk the pumpkin purée, water, eggs, maple syrup, melted butter, and vanilla until completely smooth with no streaks of egg.
Stir in the oats, pumpkin pie spice, baking powder, and salt. Let the bowl sit for 10 minutes.
This rest gives the oats a head start on soaking up liquid, so the oatmeal bakes up soft and cohesive instead of dry and separated.
STEP TWO: Make the Brown Sugar Streusel
While the oats rest, combine the oats, flour, brown sugar, cinnamon, and salt in a separate bowl.
Add the cold cubed butter and cut it in with a pastry cutter or your fingertips.
Stop when the mixture looks like coarse, pea-sized crumbs with a few bigger clumps. Those clumps bake into the crunchy bits on top, so don't work it into sand.
STEP THREE: Assemble the Pan
Pour the pumpkin oat mixture into the prepared dish and spread it evenly, pushing it into the corners. An even layer bakes at the same rate, so the edges don't dry out before the center sets.
Scatter the streusel over the top until the whole surface is covered.
STEP FOUR: Bake and Cool
Bake uncovered for 40 to 45 minutes. It's done when the center no longer jiggles when you nudge the pan. The streusel should be golden brown and the edges will pull away slightly from the dish.
Let it cool for 10 to 15 minutes before slicing. The eggs keep setting as the pan cools, so cutting right away makes the squares crumble.
Expert Tips for Success
👩🍳Jami's Pro Tips: Want to take this recipe to the next level? Check out my expert tips below for the best flavor, texture, and meal prep hacks!
✔️ DO Let the oat mixture rest for the full 10 minutes before baking.
✔️ DO Keep the streusel butter cold so the topping bakes into crunchy crumbs.
❌ DO NOT Use pumpkin pie filling, which makes the oatmeal too sweet and overspiced.
❌ DO NOT Swap in quick oats, which bake into a mushy texture.
Storage
Store leftover pumpkin baked oatmeal covered in the refrigerator for up to 4 days. Reheat squares in the oven until warmed through to bring back the crisp streusel. The microwave is faster but softens the crumble. For longer storage, wrap cooled squares individually and freeze them, then thaw overnight in the fridge and warm in the oven.
Pumpkin Baked Oatmeal Recipe FAQs
Yes. This recipe uses water instead of milk, and the pumpkin purée provides the creaminess and body that milk usually adds. The eggs bind everything together, so the squares hold up without any dairy in the base. Only the butter and streusel contain dairy.
Old-fashioned rolled oats work best for this recipe. Quick oats absorb liquid too fast and bake into a soft, mushy texture. Steel-cut oats need much more liquid and time than this bake allows, so they stay hard and chewy.
The center should look set and stop jiggling when you gently shake the pan, and the streusel should be golden brown. If the middle still wobbles at 40 minutes, give it the full 45. Baked oatmeal firms up more as it cools, so a short rest before slicing finishes the job.
Yes. It's one of the easiest breakfasts to make ahead, because the squares hold their shape and reheat well. Bake it on the weekend, refrigerate the pan, and warm a square each morning. Pumpkin and rolled oats also make it more filling than a pastry or muffin.
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📖 Recipe
Pumpkin Baked Oatmeal with Brown Sugar Streusel
VIDEO
Equipment
- 8 × 8-inch ceramic baking dish
- Large Mixing Bowl
- Medium mixing bowl
- Whisk
- Pastry cutter
Ingredients
Pumpkin Baked Oatmeal
- 2 cups old-fashioned rolled oats
- 1 cup pumpkin purée not pumpkin pie filling
- ¾ cup water
- 2 large eggs
- ⅓ cup pure maple syrup
- 2 tablespoons unsalted butter melted, plus more for greasing the dish
- 1 teaspoon vanilla extract
- 1 teaspoon pumpkin pie spice
- 1 teaspoon baking powder
- ¼ teaspoon kosher salt
Brown Sugar Oat Streusel
- ½ cup old-fashioned rolled oats
- ⅓ cup all-purpose flour
- ⅓ cup light brown sugar packed
- ½ teaspoon ground cinnamon
- ¼ teaspoon kosher salt
- 4 tablespoons unsalted butter cold and cubed
Instructions
- Preheat the oven to 350°F. Lightly grease an 8 × 8-inch ceramic baking dish.
- In a large bowl, whisk the pumpkin purée, water, eggs, maple syrup, melted butter, and vanilla until smooth. Stir in the rolled oats, pumpkin pie spice, baking powder, and salt. Let the mixture stand for 10 minutes so the oats start soaking up the liquid. It should look thick but still loose enough to spread.
- In a separate bowl, combine the oats, flour, brown sugar, cinnamon, and salt. Cut in the cold butter with a pastry cutter or your fingertips until the mixture forms coarse, pea-sized crumbs.
- Pour the pumpkin oat mixture into the prepared dish and spread it evenly. Sprinkle the streusel over the top in an even layer.
- Bake uncovered for 40 to 45 minutes, until the center is set and no longer jiggles and the streusel is golden brown.
- Let the baked oats cool for 10 to 15 minutes so they firm up, then cut into squares and serve warm.
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Notes
- Whisk the eggs completely into the pumpkin mixture so there are no streaks.
- Spread the oats evenly in the pan so the edges and center finish together.
- Use plain pumpkin purée so the oatmeal stays lightly sweet and balanced.
- Let the pan cool for 10 to 15 minutes so the squares slice cleanly.
Jami Powell says
That streusel topping is everything!