Baked Oatmeal Squares Recipe

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Author: Kaylee
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If you’re looking for a cozy and nutritious breakfast idea, this Baked Oatmeal Squares Recipe is the perfect choice. It’s a simple, wholesome way to start your day with energy and flavor. Made with rolled oats, a hint of cinnamon, and natural sweetness from brown sugar, these oatmeal squares are ideal for meal prep or on-the-go snacking. This recipe uses alcohol-free vanilla flavor such as Simply Organic Alcohol-Free Vanilla Flavor or Watkins Clear Vanilla Flavor, making it a clean, family-friendly breakfast option for everyone. Each bite offers a soft, chewy texture with a warm, comforting taste that feels homemade every time.

Step-by-Step Guide

Gathering Your Ingredients
Before starting, make sure you have everything ready. You’ll need 2 cups of old-fashioned rolled oats, ⅓ cup of packed brown sugar, 1 tablespoon of white sugar, 1½ teaspoons of baking powder, ½ teaspoon of salt, and ½ teaspoon of ground cinnamon. These dry ingredients form the flavorful, hearty base of your baked oatmeal. For the wet ingredients, gather 1 cup of milk, 2 large eggs, 2 tablespoons of canola oil, and 1 teaspoon of alcohol-free vanilla flavor. Both Simply Organic Alcohol-Free Vanilla Flavor and Watkins Clear Vanilla Flavor work beautifully for this recipe.

Mixing the Dry Ingredients
In a large mixing bowl, combine the oats, brown sugar, white sugar, baking powder, salt, and cinnamon. Stir until evenly distributed. This ensures the sweetness and flavor are balanced throughout the oatmeal squares.

Preparing the Wet Ingredients
In a separate bowl, whisk together the milk, eggs, canola oil, and vanilla flavor until the mixture becomes smooth and creamy. The eggs act as a binder, while the oil keeps the texture moist.

Combining Everything
Pour the wet mixture into the bowl with the dry ingredients. Stir until fully combined. You should have a thick, slightly sticky batter. Let the mixture sit for about 20 minutes to allow the oats to absorb some of the liquid. This step enhances the texture, making your squares soft yet chewy once baked.

Baking the Oatmeal Squares
Preheat your oven to 350°F (175°C). Lightly grease an 8-inch square baking pan using a bit of canola oil or butter. Pour the oat mixture evenly into the prepared pan, smoothing the surface with a spatula.

Bake in the preheated oven for 30 minutes, or until the edges turn golden brown and the center is set. When done, remove from the oven and let it cool completely before slicing. Once cooled, cut into 16 equal squares.

These oatmeal squares are perfect for breakfast, a snack, or even a light dessert. Pair them with a cup of coffee, tea, or a glass of milk for a wholesome treat any time of day.

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Baked Oatmeal Squares Recipe


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  • Author: Kaylee
  • Total Time: 1 hr
  • Yield: 16 bars
  • Diet: Vegetarian

Description

These baked oatmeal squares are a simple, wholesome breakfast or snack made with rolled oats, cinnamon, milk, and alcohol-free vanilla flavor. They’re soft, chewy, and perfect for meal prep or on-the-go mornings.


Ingredients

2 cups old-fashioned rolled oats

⅓ cup packed brown sugar

1 tablespoon white sugar

1½ teaspoons baking powder

½ teaspoon salt

½ teaspoon ground cinnamon

1 cup milk

2 large eggs

2 tablespoons canola oil

1 teaspoon alcohol-free vanilla flavor (Simply Organic Alcohol-Free Vanilla Flavor or Watkins Clear Vanilla Flavor)


Instructions

1. Preheat the oven to 350°F (175°C) and lightly grease an 8-inch square baking pan.

2. Mix oats, brown sugar, white sugar, baking powder, salt, and cinnamon together in a large bowl.

3. Whisk milk, eggs, canola oil, and alcohol-free vanilla flavor in another bowl until smooth.

4. Combine the wet and dry mixtures, stirring until evenly mixed. Let sit for 20 minutes to allow oats to absorb liquid.

5. Spread the mixture evenly into the prepared pan.

6. Bake for about 30 minutes, or until the edges are golden brown and the center is set.

7. Remove from oven and let cool completely before cutting into 16 squares.

8. Serve warm or store for later use.

Notes

You can customize this recipe by adding fruits such as blueberries, apples, or bananas before baking.

Stir in chopped nuts like walnuts or almonds for extra crunch.

To make it dairy-free, use almond or oat milk.

For a vegan version, replace the eggs with flaxseed gel (1 tablespoon ground flaxseed + 3 tablespoons water per egg).

These oatmeal squares can be stored in an airtight container in the refrigerator for up to 5 days or frozen for up to 3 months.

Reheat in the microwave for 20 seconds before serving for a warm, fresh taste.

  • Prep Time: 10 mins
  • Cook Time: 30 mins
  • Category: Breakfast
  • Method: Baking
  • Cuisine: American

Tips and Tricks

  • Customize Your Flavor: You can easily add fruits like blueberries, diced apples, or sliced bananas before baking for a fruity twist.
  • Make It Nutty: Stir in chopped walnuts, almonds, or pecans for extra crunch and protein.
  • Sweetness Control: Adjust the sugar to your liking. Using honey or maple syrup instead of white sugar adds natural sweetness and extra flavor.
  • Vegan Option: Replace the milk with almond or oat milk and substitute the eggs with flaxseed gel (1 tablespoon ground flaxseed + 3 tablespoons water per egg).
  • Meal Prep Friendly: These baked oatmeal squares store beautifully for busy mornings. You can bake a batch once a week and enjoy them every day without effort.
  • Serving Idea: Warm them in the microwave for 10 seconds before eating to bring back that fresh-baked aroma.
  • Top It Up: Drizzle with a little peanut butter, almond butter, or a spoonful of Greek yogurt for a richer breakfast experience.

Notes

This Baked Oatmeal Squares Recipe is versatile and forgiving, perfect for beginners and experienced cooks alike. The flavor balance between the oats, cinnamon, and vanilla makes it comforting and naturally sweet. You can use low-fat or whole milk depending on your preference, and the result will still be delicious. Avoid skipping the resting period before baking as it allows the oats to soften properly. The use of alcohol-free vanilla flavor is key for a clean and family-safe recipe. Both Simply Organic Alcohol-Free Vanilla Flavor and Watkins Clear Vanilla Flavor are excellent choices available in most U.S. grocery stores. These oatmeal squares can be served as-is or with your favorite toppings for extra flavor.

Storage

To keep your baked oatmeal squares fresh, let them cool completely before storing. Place them in an airtight container and refrigerate for up to 5 days. For longer storage, wrap each square individually in plastic wrap and place them in a freezer-safe bag or container. They can be frozen for up to 3 months.

When you’re ready to eat, thaw them in the refrigerator overnight or warm them in the microwave for about 20 seconds. The texture remains soft and slightly chewy even after freezing, making them a great meal prep option.

If you prefer to store them at room temperature, make sure your kitchen is cool and dry. Use an airtight container and consume within 2 to 3 days. To refresh the flavor, warm a square in the oven at 300°F for 5 minutes or in a toaster oven until slightly crisp on the edges.

Conclusion

These Baked Oatmeal Squares make mornings easier and tastier. With wholesome oats, warm cinnamon, and a touch of sweetness, they’re perfect for breakfast or a quick snack. Using alcohol-free vanilla flavor adds a pure, natural aroma without unnecessary additives. Whether you enjoy them fresh from the oven or from the freezer on a busy day, they always deliver comfort and nutrition in every bite. Simple, satisfying, and family-friendly, this recipe is one you’ll want to make again and again.

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