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Gluten-Free Apple Cinnamon Baked Oatmeal Squares


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  • Author: Yusra
  • Total Time: 1 hour 10 minutes
  • Yield: 9 squares (6–9 servings)
  • Diet: Gluten Free

Description

These gluten-free apple cinnamon baked oatmeal squares are soft, hearty, and warmly spiced, featuring tender apple pieces in every bite. They make a convenient breakfast or snack and are perfect for meal prep.


Ingredients

  • 2 cups certified gluten-free old-fashioned oats
  • 1 teaspoon baking powder
  • 1 1/2 teaspoons ground cinnamon
  • 1/4 teaspoon ground nutmeg
  • 1/4 teaspoon fine salt
  • 2 medium apples, peeled and diced (about 2 cups)
  • 2 large eggs
  • 1 3/4 cups milk of choice
  • 1/3 cup pure maple syrup
  • 1/4 cup light brown sugar
  • 2 tablespoons melted unsalted butter or coconut oil
  • 1 teaspoon pure vanilla extract
  • Optional topping: 2 tablespoons chopped walnuts or pecans
  • Optional topping: 1 tablespoon gluten-free oats for sprinkling

Instructions

  1. Preheat the oven to 190°C (375°F) and grease an 8×8-inch baking dish or line with parchment paper.
  2. In a large bowl, combine oats, baking powder, cinnamon, nutmeg, and salt.
  3. Add diced apples and toss to coat with the oat mixture.
  4. In a separate bowl, whisk together eggs, milk, maple syrup, brown sugar, melted butter, and vanilla extract until smooth.
  5. Pour the wet ingredients into the dry mixture and stir until evenly combined. Let sit for 5 minutes.
  6. Transfer the mixture to the prepared baking dish and spread evenly. Sprinkle with chopped nuts and extra oats if using.
  7. Bake for 32–38 minutes until the center is set and the top is lightly golden.
  8. Remove from oven and cool in the pan for at least 15 minutes before slicing.
  9. Cut into 9 squares and serve warm or at room temperature.

Notes

  • Stir 1/4 cup chopped nuts into the batter for extra crunch.
  • Add 1/4 cup raisins or chopped dates for extra sweetness.
  • Use dairy-free milk and coconut oil for a dairy-free version.
  • Swap apples with pears or a combination of apple and blueberries.
  • Mix in 2 tablespoons almond or sunflower seed butter for a richer texture.
  • Store in an airtight container in the refrigerator for up to 5 days or freeze for up to 2 months.
  • Prep Time: 15 minutes
  • Cook Time: 35 minutes
  • Category: Breakfast
  • Method: Bake
  • Cuisine: American

Nutrition

  • Serving Size: 1 square
  • Calories: 210 kcal
  • Sugar: 12 g
  • Sodium: 150 mg
  • Fat: 7 g
  • Saturated Fat: 3 g
  • Unsaturated Fat: 3 g
  • Trans Fat: 0 g
  • Carbohydrates: 33 g
  • Fiber: 4 g
  • Protein: 5 g
  • Cholesterol: 30 mg