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Apple Cinnamon Oatmeal Bake

A hearty breakfast casserole combining rolled oats, fresh apples, and warm spices for a nutritious start to your day.

50 minEasyServes 6285 cal/serving

AmericanBreakfastOvenVegetarianNut-FreeLow-SodiumPork-FreeNightshade-Free

Ingredients

  • 2 cups rolled oats
  • 1 tsp baking powder
  • 1 tbsp ground cinnamon
  • 1/2 tsp salt
  • 2 medium apples, diced (preferably Honeycrisp or Granny Smith)
  • 1 1/2 cups milk, (dairy or plant-based)
  • 1/4 cup maple syrup
  • 2 eggs, lightly beaten
  • 1 tsp vanilla extract
  • 3 tbsp unsalted butter, melted
  • 1/4 cup brown sugar, packed

Instructions

  1. 1

    Preheat oven to 350°F (175°C). Grease an 8x8 inch (20x20 cm) baking dish.

  2. 2

    In a large bowl, combine 2 cups rolled oats, 1 tsp baking powder, 1 tbsp ground cinnamon, and 1/2 tsp salt.

  3. 3

    Add 2 diced (preferably Honeycrisp or Granny Smith) medium apples to the oat mixture and stir to combine.

  4. 4

    In a separate bowl, whisk together 1 1/2 cups (dairy or plant-based) milk, 1/4 cup maple syrup, 2 lightly beaten eggs, 1 tsp vanilla extract, and 3 tbsp melted unsalted butter.

  5. 5

    Pour the wet ingredients over the oat mixture and stir until well combined.

  6. 6

    Transfer the mixture to the prepared baking dish and spread evenly.

  7. 7

    Sprinkle 1/4 cup packed brown sugar over the top.

  8. 8

    Bake for 35-40 minutes, until the top is golden and the oatmeal is set.

  9. 9

    Let cool for 5 minutes before serving. The oatmeal bake can be served warm or at room temperature.

  10. 10

    Store leftovers covered in the refrigerator for up to 4 days. Reheat individual portions in the microwave for 30-60 seconds.

Questions

Can I make Apple Cinnamon Oatmeal Bake dairy-free?

Yes. The dairy in this entry is 1 1/2 cups milk, (dairy or plant-based), 3 tbsp unsalted butter, melted. Swap the milk for unsweetened oat or soy milk; the butter for olive oil where it melts, or a plant-based block butter where it is creamed. The richness shifts slightly, but the method does not change.

Can I make Apple Cinnamon Oatmeal Bake gluten-free?

Yes. The gluten in this entry is 2 cups rolled oats. Swap the oats for certified gluten-free oats. Everything else proceeds as written.

Can I make Apple Cinnamon Oatmeal Bake ahead?

Yes, it takes well to being made ahead. Refrigerate leftovers within two hours and eat them within three days. Reheat covered in a 300 F oven until warmed through.

Can I halve or double Apple Cinnamon Oatmeal Bake?

Yes. As written it serves 6. Every ingredient in this entry carries precomputed half and double quantities, and the app's batch dial rewrites them inside each step. Doubled, split it across two pans and rotate them halfway; one crowded pan bakes unevenly.

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