Baked Oatmeal Cups

Featured in: Easy Baking Joys

These baked oatmeal cups offer a soft and chewy texture, packed with wholesome rolled oats, cinnamon, and vanilla. Easily customized with mix-ins like berries, nuts, or chocolate chips, they make a convenient and nutritious option for meals on the go. Preparation takes about 10 minutes, with 25 minutes bake time. Suitable for vegetarian and gluten-free diets when using certified oats, these cups are perfect for a satisfying breakfast or snack.

Simply mix dry ingredients with wet, fold in your favorite additions, and bake in a muffin tin. Variations include vegan substitutions with flax eggs and plant-based milk. Store leftovers refrigerated or frozen, and warm before serving for the best texture and flavor.

Updated on Tue, 23 Dec 2025 16:34:00 GMT
Golden, baked Oatmeal Cups, studded with berries, ready to enjoy for a quick and healthy breakfast. Pin it
Golden, baked Oatmeal Cups, studded with berries, ready to enjoy for a quick and healthy breakfast. | weeknightwhisk.com

I discovered these baked oatmeal cups on a chaotic Tuesday morning when I was desperate for something I could actually eat before rushing out the door. My usual bowl-and-spoon routine felt too slow, too messy, and honestly, I was tired of the same soggy texture. Someone on my feed kept showing these golden, portable muffins, and I thought, why not? Twenty minutes later, my kitchen smelled like cinnamon and possibility, and I had a week's worth of breakfasts waiting on a cooling rack.

The first time I brought these to my neighbor's book club, everyone asked for the recipe before we even finished the first chapter. That moment made me realize these weren't just convenient for me; they tasted genuinely good, the kind of homemade that makes people pause mid-conversation. Now they're what I reach for when I need to feel like I have my life together, even on the days when I absolutely don't.

Ingredients

  • Old-fashioned rolled oats: Use the thick-cut kind if you can find it—they hold their texture better and don't turn to mush in the oven.
  • Light brown sugar: This adds moisture and a subtle caramel note that regular white sugar won't give you.
  • Baking powder: Just enough to help them rise slightly so they're light rather than dense.
  • Ground cinnamon: Warm and comforting, but feel free to go lighter if you prefer subtlety.
  • Salt: Don't skip this—it balances the sweetness and makes everything taste more vibrant.
  • Eggs: They bind everything and add richness that keeps these from tasting like health food.
  • Milk: Dairy or plant-based both work; almond milk makes them slightly nuttier, oat milk keeps them creamier.
  • Applesauce: This replaces some fat and keeps them moist without making them greasy.
  • Melted coconut oil or butter: Coconut oil gives a delicate flavor; butter tastes more classic.
  • Vanilla extract: Just enough to deepen the flavor without screaming vanilla.
  • Mix-ins: Chocolate chips, berries, nuts—whatever speaks to you, up to a cup total.

Instructions

Prep your tin:
Set your oven to 350°F and line a 12-cup muffin tin with paper liners or give it a light spray of nonstick coating. This step takes thirty seconds and saves you from heartbreak when they stick.
Mix the dry base:
Whisk together your oats, brown sugar, baking powder, cinnamon, and salt in a large bowl until everything is evenly distributed. The dry mix is your foundation—take a breath and make sure there are no clumps of brown sugar hiding at the bottom.
Combine the wet ingredients:
In another bowl, whisk your eggs, milk, applesauce, melted coconut oil or butter, and vanilla until it's smooth and cohesive. This is where the magic happens; the mixture should be pale and slightly frothy.
Bring it together:
Pour the wet mixture into the dry ingredients and stir until just combined—you're looking for no streaks of dry oats, but don't overmix or they'll get tough. This is a gentle fold, not a vigorous beat.
Add your treasures:
Fold in your chosen mix-ins—chocolate chips, berries, nuts, whatever makes you happy. Don't be shy; up to a cup total means you can be generous.
Fill and bake:
Divide the batter evenly among the muffin cups, filling each almost to the rim, then slide them into the oven for 23 to 27 minutes. They're done when the tops are golden and a toothpick comes out clean.
Cool with patience:
Let them sit in the pan for five minutes so they set, then transfer them to a wire rack. This cooling period is crucial; it firms them up just enough to hold together when you pick them up.
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I learned the hard way that these taste infinitely better when warmed for twenty seconds in the microwave, even if you're eating one cold from the fridge. There's something about that gentle warmth that brings the flavors back to life and softens the edges just right.

Make-Ahead Magic

These are the definition of meal-prep friendly—pop them in an airtight container in the fridge and they stay fresh for up to five days. If you want to stretch that window, freeze them in a freezer bag for up to two months, and just thaw one the night before or grab one frozen and let it soften on your desk while you're settling in.

Customize Without Limits

The beauty of this recipe is that it's a canvas for whatever's in your pantry or whatever you're craving that week. One Monday I used blueberries and lemon zest, the next I went chocolate and almond, and somehow they never felt repetitive. You could even swap the cinnamon for cardamom, nutmeg, or pumpkin pie spice if you want to shake things up seasonally.

A Few Final Thoughts

These baked oatmeal cups turned out to be one of those recipes that feels fancy enough to make you happy but simple enough that you'll actually make them twice a month. They've solved my breakfast problem, impressed people without trying too hard, and somehow made mornings feel a little less rushed.

  • Use certified gluten-free oats if you need them to be completely gluten-free.
  • For a vegan version, swap eggs for flax eggs (two tablespoons ground flaxseed mixed with five tablespoons water) and use plant-based milk and oil.
  • Warm them gently in the microwave for twenty seconds before eating for the best texture and flavor.
Warm, comforting Baked Oatmeal Cups, perfect for meal prepping and enjoying on busy weekday mornings. Pin it
Warm, comforting Baked Oatmeal Cups, perfect for meal prepping and enjoying on busy weekday mornings. | weeknightwhisk.com

These cups have become my answer to "I want something homemade but I don't have time," and honestly, they might become yours too. Make a batch, stack them in a container, and let them sit in your fridge like little edible promises that tomorrow morning will be easier.

Common Questions

Can I make these oatmeal cups vegan?

Yes, substitute eggs with flax eggs (2 tbsp ground flaxseed + 5 tbsp water) and use plant-based milk and oils for a vegan version.

What mix-ins work best with oatmeal cups?

Fresh or frozen berries, mini chocolate chips, chopped nuts like walnuts or pecans, and dried fruits like raisins or cranberries complement the flavors well.

How should I store baked oatmeal cups?

Keep them in an airtight container in the fridge for up to 5 days or freeze for up to 2 months to preserve freshness.

Can I use gluten-free oats for this dish?

Absolutely, using certified gluten-free rolled oats ensures the oatmeal cups stay gluten-free if needed.

What is the best way to reheat these oatmeal cups?

Warm them briefly in the microwave for a few seconds to restore softness and enhance flavor before serving.

Baked Oatmeal Cups

Wholesome baked oatmeal cups with mix-ins for quick breakfasts or snacks, soft and chewy texture.

Prep Time
10 min
Cook Time
25 min
Time Needed
35 min
Created by Ella Thompson

Dish Type Easy Baking Joys

Skill Level Easy

Cuisine American

Makes 12 Portions

Dietary Info Meat-Free

What You'll Need

Dry Ingredients

01 2 cups old-fashioned rolled oats (certified gluten-free if necessary)
02 1/2 cup packed light brown sugar
03 1 teaspoon baking powder
04 1/2 teaspoon ground cinnamon
05 1/4 teaspoon salt

Wet Ingredients

01 2 large eggs
02 1 1/4 cups milk (dairy or unsweetened plant-based)
03 1/4 cup unsweetened applesauce
04 1/4 cup melted coconut oil or unsalted butter
05 1 teaspoon pure vanilla extract

Optional Mix-Ins (up to 1 cup total)

01 Fresh or frozen berries
02 Mini chocolate chips
03 Chopped nuts (walnuts, pecans, almonds)
04 Raisins or dried cranberries

Step-by-Step

Step 01

Preheat Oven and Prepare Muffin Tin: Preheat oven to 350°F (175°C). Line a 12-cup muffin tin with paper liners or lightly coat with nonstick spray.

Step 02

Combine Dry Ingredients: In a large bowl, whisk together rolled oats, brown sugar, baking powder, cinnamon, and salt until evenly blended.

Step 03

Mix Wet Ingredients: In a separate bowl, whisk eggs, milk, applesauce, melted coconut oil or butter, and vanilla extract until smooth and uniform.

Step 04

Combine Wet and Dry Mixtures: Pour wet ingredients into dry ingredients and stir gently until all components are fully incorporated.

Step 05

Add Optional Mix-Ins: Fold in your preferred optional mix-ins, keeping total volume up to 1 cup for balanced texture.

Step 06

Fill Muffin Cups: Divide the batter evenly among the prepared muffin cups, filling each nearly to the top to allow rising.

Step 07

Bake: Bake for 23 to 27 minutes until the tops are golden and a toothpick inserted in the center comes out clean.

Step 08

Cool: Allow muffins to cool in the pan for 5 minutes, then transfer to a wire rack to cool completely before serving.

Tools Required

  • Mixing bowls
  • Whisk
  • 12-cup muffin tin
  • Measuring cups and spoons
  • Paper muffin liners or nonstick spray

Allergy Notice

Go through every ingredient to identify allergens and talk to your healthcare provider if you have concerns.
  • Contains eggs; substitute flax eggs for vegan adaptation.
  • May contain nuts if added as mix-ins.
  • Contains dairy if using regular milk or butter; use plant-based alternatives for dairy-free.
  • Oats may contain gluten; use certified gluten-free oats if necessary.

Nutrition Information (per portion)

Nutrition details are for general reference and shouldn't replace advice from your doctor.
  • Caloric Content: 135
  • Fats: 5 g
  • Carbohydrates: 19 g
  • Proteins: 3 g