Spiced Apple Streusel Pie with Oat Crust

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A rustic apple pie featuring a hearty oat crust and spiced streusel topping, with tender apples and warm cinnamon notes. This american-inspired desserts ready in about 90 minutes layers All-purpose flour, Rolled oats, Unsalted butter 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 320 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.

★ 4.3 (9 ratings) Prep: 35 min Cook: 55 min Serves 8 American cuisine 320 cal/serving
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Ingredients

Instructions

  1. Step 1: For crust: Mix 1 1/2 cups flour, 1/2 cup rolled oats, 1/4 cup sugar, and 1 1/2 tsp cinnamon in a bowl; cut in 1/2 cup cold butter until crumbly.
  2. Step 2: Press mixture into a 9-inch pie dish, then chill while preparing filling.
  3. Step 3: Peel and slice 6 cups apples (about 2-inch thick) into a bowl; toss with 1/3 cup sugar, 1 tsp cinnamon, 2 tbsp flour, and 1 tbsp lemon juice until coated.
  4. Step 4: For streusel: Combine 1/4 cup flour, 4 tbsp cold butter, 1/4 cup sugar, and 1/2 tsp cinnamon in a bowl; cut butter in until crumbly.
  5. Step 5: Pour apple mixture into crust, then sprinkle streusel evenly over the top.
  6. Step 6: Bake at 375°F (190°C) for 50-60 minutes until apples are tender and streusel is golden brown.
  7. Step 7: Cool pie on a wire rack for at least 2 hours before slicing to allow filling to set.

Equipment for this recipe

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Frequently asked questions

How long does Spiced Apple Streusel Pie with Oat Crust take to make?

Total time is about 90 minutes (35 min prep + 55 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 Spiced Apple Streusel Pie with Oat Crust?

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 Spiced Apple Streusel Pie with Oat Crust?

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 Spiced Apple Streusel Pie with Oat Crust 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 Spiced Apple Streusel Pie with Oat Crust?

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.

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