Sweet Cinnamon-Spiced Apple Oatmeal Bake
A comforting baked oatmeal infused with cinnamon and sweet apple chunks, perfect for a wholesome breakfast or brunch. This American-inspired recipe (vegetarian), ready in about 50 minutes, combines rolled oats, milk, apple into a breakfast that fuels the morning without the midday crash — make-ahead-friendly and balanced enough to anchor the first meal of the day. Each serving lands at about 280 calories and feeds 6, so it sits comfortably in a weekly breakfast rotation alongside fruit, yogurt, or coffee. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.
Ingredients
- 2 cups rolled oats
- 2 cups, whole or plant-based milk
- 2 medium, peeled and diced apple
- 1/4 cup packed brown sugar
- 1 1/2 tsp ground cinnamon
- 2 tsp baking powder
- 1 tsp vanilla extract
- 2 large eggs
- 1/4 tsp salt
- 1/3 cup (optional) chopped walnuts
- 2 tbsp, melted butter
Chef’s knives that make the prep fast → Best Chef's Knives for 2026: Top Picks + Buying Guide
Affiliate disclosure: AislePrompt may earn a commission on qualifying purchases made through Amazon links, at no additional cost to you. See our policy →
Equipment for this recipe
Tools this recipe's steps call for, with a link to each on Amazon.
Instructions
- Step 1: Preheat oven to 375°F and grease an 8x8-inch baking dish with butter.
- Step 2: In a large bowl, combine 2 cups rolled oats, 1/4 cup packed brown sugar, 1 1/2 tsp ground cinnamon, 2 tsp baking powder, and 1/4 tsp salt.
- Step 3: In a separate bowl, whisk together 2 large eggs, 2 cups milk, 1 tsp vanilla extract, and 2 tbsp melted butter.
- Step 4: Pour the wet mixture into the dry oat mixture and stir until combined. Fold in 2 medium peeled and diced apples and 1/3 cup chopped walnuts if using.
- Step 5: Transfer the mixture to the prepared baking dish and smooth the top. Bake for 35-40 minutes until the top is golden and the center is set.
- Step 6: Let cool for 5 minutes before serving warm, optionally with a drizzle of maple syrup or a dollop of yogurt.









