Oven-Roasted Peach Cobbler with Cinnamon Oat Topping

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

Juicy oven-roasted peaches bursting with cinnamon sugar, topped with a warm, buttery oat cobbler crust that bakes to golden perfection. This american-inspired desserts ready in about 55 minutes layers fresh peaches, sliced, granulated sugar, lemon juice into a dessert worth slowing down for — great for weekend baking, holiday tables, or any time you want a sweet payoff at the end of a meal. Each serving lands at about 310 calories and feeds 8, so it slots into a weekend bake or a special-occasion dessert tray. 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.

Prep: 15 min Cook: 40 min Serves 8 American cuisine 310 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 375°F. In a large bowl, toss 5 cups sliced fresh peaches with 1/2 cup granulated sugar, 1 tbsp lemon juice, and 1 tsp ground cinnamon until evenly coated.
  2. Step 2: Spread the peach mixture evenly in a 9x9-inch baking dish and set aside.
  3. Step 3: In another bowl, combine 1 cup rolled oats, 3/4 cup all-purpose flour, 1/2 cup brown sugar, 1 tsp baking powder, and 1/4 tsp salt.
  4. Step 4: Stir in 1/2 cup melted unsalted butter and 1 tsp vanilla extract until the mixture forms a crumbly dough.
  5. Step 5: Sprinkle the oat topping evenly over the peaches.
  6. Step 6: Bake for 35-40 minutes until the topping is golden brown and the peach juices are bubbling around the edges.
  7. Step 7: Let cool for 10 minutes before serving warm, optionally with vanilla ice cream.

Equipment for this recipe

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Frequently asked questions

How long does Oven-Roasted Peach Cobbler with Cinnamon Oat Topping take to make?

Total time is about 55 minutes (15 min prep + 40 min cook). Most home bakers find this fits a weekend afternoon; chill or store as the recipe directs before serving.

How do I store leftover Oven-Roasted Peach Cobbler with Cinnamon Oat Topping?

Cool fully before storing. Most baked desserts keep at room temperature in an airtight container for 2–3 days, or in the fridge for up to 5 days. Cream- or custard-based desserts must go in the fridge within 2 hours; reheat gently or serve cold per the recipe.

Can I substitute ingredients in Oven-Roasted Peach Cobbler with Cinnamon Oat Topping?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Oven-Roasted Peach Cobbler with Cinnamon Oat Topping for a different number of people?

The recipe is written for 8 servings. Multiply each ingredient by (your serving target / 8). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Oven-Roasted Peach Cobbler with Cinnamon Oat Topping?

American desserts like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.