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Cinnamon Apple Baked Oatmeal Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 4.6 from 87 reviews
  • Author: Paula
  • Prep Time: 10 minutes
  • Cook Time: 30-35 minutes
  • Total Time: 40-45 minutes
  • Yield: 6-9 servings
  • Category: Breakfast
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Description

This Cinnamon Apple Baked Oatmeal is a comforting and wholesome breakfast dish that combines hearty old fashioned oats with warm cinnamon, sweet apples, and crunchy walnuts. Baked to golden perfection, it’s a nutritious and delicious way to start your day, topped with your choice of whipped cream, Greek yogurt, nut butter, or maple syrup.


Ingredients

Scale

Oatmeal

  • Cooking spray or 1 tablespoon butter (for greasing)
  • 2 ¼ cups old fashioned oats
  • 1 ½ teaspoons cinnamon
  • 1 teaspoon baking powder
  • ¼ teaspoon salt
  • 1 ½ cups milk
  • ½ cup unsweetened applesauce
  • ¼ cup maple syrup
  • 2 large eggs
  • 3 tablespoons unsalted butter, melted
  • 1 teaspoon vanilla extract
  • 1 cup apples, diced
  • ⅓ cup walnuts, chopped

Optional Toppings

  • Whipped cream or Greek yogurt
  • Apples, sliced
  • Nut butter
  • Maple syrup or honey


Instructions

  1. Preheat and Prepare Pan: Preheat the oven to 350°F (175°C). Grease an 8-inch square baking pan (2-quart size) using butter or cooking spray to ensure the oatmeal doesn’t stick.
  2. Mix Dry and Wet Ingredients: In a large mixing bowl, combine the oats, cinnamon, baking powder, and salt. Then add the milk, unsweetened applesauce, maple syrup, eggs, melted butter, and vanilla extract. Stir thoroughly until all ingredients are evenly combined and form a uniform batter.
  3. Fold in Apples and Walnuts: Gently fold the diced apples and chopped walnuts into the oat mixture, distributing them evenly throughout the batter without overmixing.
  4. Transfer and Bake: Pour the batter into the prepared baking dish. Bake in the preheated oven for 30 to 35 minutes, or until the oatmeal is set, slightly risen, and golden brown on top.
  5. Cool and Serve: Remove the baked oatmeal from the oven and let it cool for about 5 minutes. Slice it into 6 large rectangles or 9 smaller squares. Serve warm, optionally topped with whipped cream or Greek yogurt, sliced apples, nut butter, and a drizzle of maple syrup if desired.

Notes

  • Storage: Allow the baked oatmeal to cool completely, then cover it or transfer to an airtight container and refrigerate for up to 1 week. Do not add toppings before storing.
  • Reheating: Reheat leftovers in a preheated 350°F oven for about 10 minutes until warmed through, or microwave in 30-second increments until hot.
  • Freezing: To freeze, cool baked oatmeal completely. Wrap the whole pan tightly with plastic cling wrap and aluminum foil or slice into individual portions, wrap each in plastic, and store in an airtight container or freezer bag. Freeze for up to 3 months. Thaw overnight in the refrigerator before reheating.

Nutrition

  • Serving Size: 1 slice (1/6 of recipe)
  • Calories: 280
  • Sugar: 10g
  • Sodium: 150mg
  • Fat: 10g
  • Saturated Fat: 4g
  • Unsaturated Fat: 5g
  • Trans Fat: 0g
  • Carbohydrates: 40g
  • Fiber: 5g
  • Protein: 7g
  • Cholesterol: 55mg