Protein Oat Breakfast Squares

Featured in: Herb-Infused Breads

Start your day with soft, chewy breakfast squares loaded with rolled oats and a boost of protein powder. These treats are lightly sweetened with honey or maple syrup, combined with applesauce and vanilla for moisture and flavor. Customizable with chocolate chips, dried fruit, or nuts, they bake up golden and satisfying. Quick to prepare and easy to store, they make a portable, nourishing option for busy mornings. Enjoy as a vegetarian-friendly, meal-prep snack that’s simple to adapt for dietary needs. Each square delivers a balance of energy, protein, and wholesome grains.

Updated on Mon, 13 Oct 2025 08:05:56 GMT
Golden-baked Protein Oat Breakfast Squares, warm from the oven, studded with chocolate chips. Pin
Golden-baked Protein Oat Breakfast Squares, warm from the oven, studded with chocolate chips. | toastybasil.com

These protein oat breakfast squares are my answer to busy mornings when everyone needs nutrition fast without sacrificing flavor. They are soft, chewy, and packed with whole grains plus a nice boost of protein. Ideal for kids grabbing a snack or adults needing a hearty start before work or the gym.

I whipped these up last fall for an early soccer match. Now the batch disappears before the weekend is halfway over. Every bite reminds me of those cozy mornings when comfort and health collide.

Ingredients

  • Rolled oats: offer a chewy texture and keep you satisfied opt for old-fashioned variety for the best bite
  • Vanilla protein powder: provides sustained energy pick a reputable brand with clean ingredients
  • Baking powder: ensures the bars rise properly check freshness for effectiveness
  • Ground cinnamon: adds natural sweetness and warmth Saigon cinnamon works best
  • Salt: balances the flavors and brings out the sweetness of oats
  • Milk: ties the batter together choose unsweetened non-dairy for lighter flavor
  • Large eggs: supply structure and richness use freshest eggs for better flavor
  • Honey or maple syrup: contributes gentle sweetness go for raw honey or pure maple
  • Unsweetened applesauce: adds moisture without excess sugar look for organic for better taste
  • Melted coconut oil or unsalted butter: gives tenderness always use fresh oil or high-quality butter
  • Vanilla extract: rounds out the flavor pure vanilla makes a difference
  • Mini chocolate chips or dried fruit: offer sweetness or tang select semi-sweet chips or dried cranberries for variety
  • Chopped nuts: add crunch and richness try walnuts or pecans for optimal taste

Instructions

Preheat and Prepare the Pan:
Set your oven to 350 degrees Fahrenheit or 175 degrees Celsius. Grease or line your eight-inch square pan with parchment. Make sure corners are folded well so squares release cleanly later.
Combine the Dry Ingredients:
In your large mixing bowl, add rolled oats, protein powder, baking powder, cinnamon, and salt. Stir for one full minute to ensure the baking powder and spice are evenly distributed throughout the oats.
Mix the Wet Ingredients:
In another bowl, whisk milk, eggs, honey or maple syrup, applesauce, melted coconut oil or butter, and vanilla extract. Whisk briskly for two minutes until the mixture is smooth and slightly frothy.
Combine Wet and Dry:
Pour wet ingredients into the dry bowl all at once. Gently fold together with a spatula until no dry pockets remain. Be careful not to overmix or the squares lose their tender texture.
Fold in Add-Ins:
Gently stir in chocolate chips or dried fruit and nuts if using. Make sure they are evenly distributed so every bite has a little chunk or sweet spot.
Spread and Bake:
Transfer batter into your prepared pan. Use the back of a spoon or a spatula to smooth the top. Bake for twenty-two to twenty-five minutes until the bars are set and lightly golden on top.
Cool and Slice:
Let the pan sit on a wire rack until completely cool. This helps the squares firm up so they slice neatly into nine even pieces.
Baked Protein Oat Breakfast Squares cooling; a chewy, healthy start to any morning meal. Pin
Baked Protein Oat Breakfast Squares cooling; a chewy, healthy start to any morning meal. | toastybasil.com

I adore the touch of cinnamon in this recipe. It adds warmth that makes these bars taste like a treat without extra sugar. There are plenty of Saturday mornings when I make a double batch so everyone can enjoy seconds while the house still smells cozy. My kids love pressing extra chocolate chips on top before baking.

Storage Tips

Keep squares in an airtight container on your kitchen counter for up to three days. For longer freshness, refrigerate in a sealed container. They stay moist for up to a week. If you want to freeze, cool completely and wrap each square in parchment before storing in a freezer zip bag.

Ingredient Substitutions

Try using flax eggs and almond milk for a vegan option that tastes almost identical to the original. Replace chocolate chips with dried cranberries or chopped apricots for an added zing. Feel free to leave out nuts if allergies are a concern or swap with seeds like pumpkin or sunflower.

Serving Suggestions

Serve squares as a power breakfast with Greek yogurt or nut butter on the side. They travel well so pack some in your lunchbox for a midday snack. For a special treat, drizzle with extra honey or a bit of melted dark chocolate.

Cultural and Historical Context

Oats have long been a staple breakfast grain in American kitchens. Mixing oats with eggs and fruit preserves dates back to farmhouse recipes from the Midwest. The protein twist is a modern adaptation that reflects our current craving for balanced nutrition without fuss.

Seasonal Adaptations

Swap applesauce for mashed banana in summer for a tropical flavor Add dried cranberries and a dusting of cinnamon in fall for extra warmth Stir in lemon zest and blueberries for a spring-inspired square

Success Stories

Friends rave about how these squares keep them energized all morning. A friend of mine tried them before her early commute and now bakes a batch every Sunday night. The bars flew off the table at our last neighborhood brunch.

Freezer Meal Conversion

Double the recipe and bake in a nine-by-thirteen inch pan for sixteen squares. Slice once cool and freeze in single layers. Perfect for meal prep before busy school or travel weeks.

Close-up view of sliced Protein Oat Breakfast Squares, revealing a textured, wholesome treat. Pin
Close-up view of sliced Protein Oat Breakfast Squares, revealing a textured, wholesome treat. | toastybasil.com

These squares bring homemade comfort to your breakfast routine and make every morning easier. Prep once, and enjoy a hearty, wholesome treat all week long.

Recipe Q&A

Can I use non-dairy milk?

Absolutely. Substitute dairy milk with any unsweetened non-dairy option such as almond, oat, or soy milk.

How do I make this vegan?

Replace eggs with flax eggs and use non-dairy milk. Ensure your protein powder is plant-based.

What can I use instead of chocolate chips?

Try dried fruit like raisins or cranberries, or omit completely for a lower sugar treat.

How should I store these oat squares?

Store in an airtight container at room temperature for up to 3 days, or refrigerate for up to 1 week.

Is this suitable for gluten-free diets?

Use certified gluten-free oats and ensure the protein powder is free of gluten for a safe option.

Can I freeze the squares?

Yes, slice and freeze in layers with parchment between. Thaw overnight before serving for best texture.

Protein Oat Breakfast Squares

Wholesome oat squares with protein and mild sweetness. Grab-and-go fuel for the morning.

Prep duration
10 min
Cooking duration
25 min
Complete duration
35 min


Skill level Easy

Origin American

Yield 9 Portions

Dietary specifications Vegetarian

Components

Dry Ingredients

01 2 cups rolled oats
02 1/2 cup vanilla protein powder
03 1/2 teaspoon baking powder
04 1/2 teaspoon ground cinnamon
05 1/4 teaspoon salt

Wet Ingredients

01 1 cup milk, dairy or unsweetened non-dairy
02 2 large eggs
03 1/4 cup honey or maple syrup
04 1/4 cup unsweetened applesauce
05 2 tablespoons melted coconut oil or unsalted butter
06 1 teaspoon vanilla extract

Add-Ins

01 1/3 cup mini chocolate chips or dried fruit (optional)
02 1/4 cup chopped nuts (optional)

Directions

Step 01

Prepare Oven and Baking Pan: Preheat oven to 350°F. Grease or line an 8x8-inch baking pan with parchment paper.

Step 02

Combine Dry Ingredients: In a large bowl, mix together rolled oats, vanilla protein powder, baking powder, ground cinnamon, and salt until evenly distributed.

Step 03

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

Step 04

Incorporate Wet into Dry: Pour wet mixture into the bowl of dry ingredients, stirring gently until just combined.

Step 05

Add Optional Mix-Ins: Fold mini chocolate chips or dried fruit and chopped nuts into the batter, if using.

Step 06

Transfer to Baking Pan: Spread batter evenly in prepared pan.

Step 07

Bake: Bake for 22–25 minutes, or until set and lightly golden on top.

Step 08

Cool and Portion: Allow to cool completely in the pan before slicing into 9 squares.

Necessary tools

  • Mixing bowls
  • Whisk
  • 8x8-inch baking pan
  • Parchment paper
  • Spatula

Allergy information

Review each component for possible allergens and if uncertain, we recommend consulting with a healthcare professional.
  • Contains eggs and milk unless plant-based options are used. Tree nuts may be present if added. Check protein powder label for soy, milk, or nuts. Oats may contain gluten; use certified gluten-free oats if necessary.

Nutrient breakdown (per portion)

These values are provided as a general guide and shouldn't replace professional medical advice.
  • Calories: 185
  • Fat: 6 g
  • Carbs: 25 g
  • Protein: 8 g