Winter-Spiced Apple and Cinnamon Oat Bake

By AislePrompt Editorial · Published 2026-08-05 · Updated 2026-08-05

A warm, comforting baked oatmeal infused with fresh apples and aromatic cinnamon, perfect for chilly mornings. This American recipe, ready in about 50 minutes, combines rolled oats, milk, and 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 320 calories and feeds 4, so it sits comfortably in a weekly breakfast rotation alongside fruit, yogurt, or coffee. Tap "Add this recipe to your weekly plan" 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 milk
• 1 large apple, peeled and diced
• 2 tsp cinnamon
• 1/4 cup brown sugar
• 1 tsp vanilla extract
• 1 tsp baking powder
• 1/4 tsp salt
• 1 large egg
• 2 tbsp butter, melted
• 1/4 cup chopped walnuts

The chef’s knife we’d prep this with → Best Chef's Knives for 2026: Top Picks + Buying Guide

Instructions

1. Step 1: Preheat oven to 350°F. In a large bowl, combine 2 cups rolled oats, 2 tsp cinnamon, 1 tsp baking powder, and 1/4 tsp salt, mixing evenly.
2. Step 2: In a separate bowl, whisk together 2 cups milk, 1 large beaten egg, 1/4 cup brown sugar, 1 tsp vanilla extract, and 2 tbsp melted butter until smooth.
3. Step 3: Fold 1 large peeled and diced apple and 1/4 cup chopped walnuts into the oats mixture, then pour the wet ingredients over and stir to combine completely.
4. Step 4: Pour the mixture into a greased 8x8 inch baking dish and bake for 35-40 minutes until the top is golden and the center is set, testing with a toothpick.
5. Step 5: Let cool for 5 minutes before serving warm, allowing the cinnamon and apple aromas to infuse the kitchen.