Quick Apple Rhubarb Crisp – Comfortingly Tart 🍏

Apple Rhubarb Crisp is a delightful balance of sweet and tart flavors, featuring tender apples and tangy rhubarb, baked under a buttery, golden oat crumble topping. This easy-to-make dessert is the perfect way to showcase seasonal rhubarb and crisp apples, making it ideal for spring, summer, or cozy fall evenings.

Whether served warm with vanilla ice cream or enjoyed on its own, this fruity, crunchy dessert is packed with comforting flavors and textures. Plus, it’s versatile, easily customizable, and can be made gluten-free or vegan with simple swaps!

✅ The Science & Benefits of Apple Rhubarb Crisp

✔️ Perfect Sweet & Tart BalanceApples bring natural sweetness, while rhubarb adds a tangy contrast.
✔️ Crunchy, Buttery CrumbleA crispy oat topping adds texture to the soft fruit filling.
✔️ Naturally High in Fiber & AntioxidantsApples and rhubarb are nutrient-rich and packed with vitamins.
✔️ Quick & Easy to MakeMinimal prep, no pie crust required!
✔️ Customizable & Diet-FriendlyEasily made gluten-free, dairy-free, or lower in sugar.

🔥 Pro Tip: For extra crispiness, use chilled butter and cut it into the crumble mixture! Pair it with Mushroom Latte for a cozy dessert pairing! 🍄🔥

✅ A Deep Dive Into the Best Ingredients for Apple Rhubarb Crisp

Ingredients for making apple rhubarb crisp.

✔️ Apples (Granny Smith or Honeycrisp): Provide natural sweetness and hold their shape when baked.
✔️ Rhubarb: Adds tartness that balances the sweetness of the apples.
✔️ Brown Sugar & Maple Syrup: Create a caramel-like depth of sweetness.
✔️ Rolled Oats: Give the crisp a hearty, crunchy texture.
✔️ Butter (or Coconut Oil): Adds richness and helps create a golden crumble topping.
✔️ Cinnamon & Nutmeg: Enhance the warmth and flavor.
✔️ Cornstarch (or Flour): Thickens the fruit filling for a gooey texture.

🔥 Pro Tip: For a stronger caramel flavor, use dark brown sugar in the crumble topping!

✅ Step-By-Step: How to Make the Best Apple Rhubarb Crisp

🔥 Ingredients (Serves 6-8)

For the Fruit Filling:

  • 3 medium apples (Granny Smith or Honeycrisp), peeled & sliced
  • 2 cups chopped rhubarb (fresh or frozen)
  • ⅓ cup brown sugar
  • 2 tbsp maple syrup or honey
  • 1 tbsp lemon juice
  • 1 tbsp cornstarch (or flour, for thickening)
  • 1 tsp cinnamon
  • ½ tsp nutmeg
  • 1 tsp vanilla extract

For the Oat Crumble Topping:

  • 1 cup rolled oats
  • ½ cup all-purpose flour (or almond flour for gluten-free version)
  • ½ cup brown sugar
  • ½ tsp cinnamon
  • ¼ tsp salt
  • ½ cup cold butter, cut into small cubes (or coconut oil for vegan version)
  • ¼ cup chopped pecans or walnuts (optional, for extra crunch)

🥘 Instructions

1️⃣ Prepare the Fruit Filling

  1. Preheat oven to 375°F (190°C). Grease a 9×9-inch baking dish or a similar-sized ovenproof dish.
  2. In a large bowl, combine apples, rhubarb, brown sugar, maple syrup, lemon juice, cornstarch, cinnamon, nutmeg, and vanilla extract.
  3. Mix well and let sit for 10 minutes to allow the juices to release and thicken slightly.

🔥 Pro Tip: Letting the fruit sit before baking helps develop deeper flavors!

2️⃣ Make the Crumble Topping

  1. In another bowl, mix rolled oats, flour, brown sugar, cinnamon, and salt.
  2. Add cold butter cubes and use your fingers or a pastry cutter to mix until the texture resembles coarse crumbs.
  3. Stir in chopped pecans or walnuts, if using.

🔥 Pro Tip: For an extra crunchy topping, freeze the crumble mixture for 10 minutes before baking!

3️⃣ Assemble & Bake to Golden Perfection

  1. Pour the fruit mixture into the prepared baking dish and spread evenly.
  2. Sprinkle the oat crumble topping evenly over the fruit.
  3. Bake for 35-40 minutes or until the top is golden brown and the fruit is bubbling.

🔥 Pro Tip: For an extra crunchy topping, broil for the last 2-3 minutes!

4️⃣ Serve & Enjoy

  1. Let the crisp cool for 5-10 minutes before serving.
  2. Enjoy warm on its own, or serve with vanilla ice cream, whipped cream, or Greek yogurt.

🔥 Pro Tip: A drizzle of caramel sauce takes this crisp to the next level!

✅ Flavor Science – Why Apple Rhubarb Crisp Tastes So Good

✔️ Sweet & Tart ContrastThe perfect balance between tangy rhubarb and sweet apples.
✔️ Crispy & Gooey Texture ComboCrunchy oat topping meets soft, caramelized fruit.
✔️ Warm Spices Enhance Natural SweetnessCinnamon and nutmeg add depth and warmth.

🔥 Pro Tip: For extra richness, mix a tablespoon of melted butter into the fruit filling before baking! Pair it with Açaí Smoothie Bowl for a fresh, fruity contrast! 🍓🔥

✅ More Variations & Customizations

✔️ Gluten-Free Version: Use almond flour or oat flour in the crumble.
✔️ Low-Sugar Option: Replace brown sugar with coconut sugar or monk fruit sweetener.
✔️ Nut-Free Version: Omit nuts or replace with sunflower seeds.
✔️ Extra Crunchy Topping: Add crushed graham crackers to the crumble.

🔥 Pro Tip: For a tropical twist, mix in some diced pineapple! Pair it with Air Fryer Churros for a crispy, sweet treat duo! 🍩🔥

✅ Pairing Guide – Best Drinks & Sides for Apple Rhubarb Crisp

✔️ Drinks: Chai tea, apple cider, or a warm vanilla latte.
✔️ Sides: Whipped cream, vanilla ice cream, or honey-drizzled Greek yogurt.
✔️ Toppings: Toasted coconut flakes, extra cinnamon, or caramel sauce.

This sweet, crunchy dessert pairs perfectly with:
Mushroom Latte – An earthy, cozy drink.
🍪 Cheesecake Cookies – A creamy, indulgent pairing.
🍯 Sweet Potato Cornbread – A warm, slightly sweet side.

🔥 Pro Tip: Pair with a spiced chai latte for the ultimate fall-inspired treat! For a full dessert platter, serve it with Brown Butter Chocolate Chip Cookies! 🍪🔥

✅ Troubleshooting – Fixing Common Crisp Mistakes

Filling too watery? Add extra cornstarch or bake longer.
Topping too soft? Bake uncovered or broil for 2 minutes.
Fruit too tart? Add an extra tablespoon of maple syrup or honey.

🔥 Pro Tip: Letting the crisp cool slightly helps the juices thicken naturally!

✅ Nutritional Insights – Calories & Macros for Apple Rhubarb Crisp

✔️ Calories per serving (~1 cup): ~290 kcal
✔️ Protein: 4g
✔️ Carbs: 45g
✔️ Fats: 12g

🥗 Healthier Swaps:
✔️ Lower Calories: Use coconut sugar instead of brown sugar.
✔️ More Fiber: Add flaxseeds or chia seeds to the crumble.
✔️ Lower Sugar: Increase apples and reduce added sweeteners.

✅ Conclusion

Apple Rhubarb Crisp is sweet, tart, and topped with the most irresistible crunchy oat crumble. Whether served warm with ice cream or enjoyed as a breakfast treat, this easy-to-make dessert is a must-try for anyone who loves bold, comforting flavors.

🔥 Tangy rhubarb, sweet apples, and a crispy golden topping—Apple Rhubarb Crisp is the ultimate cozy dessert! 🍏🔥

Print

Apple Rhubarb Crisp 🍏

This Apple Rhubarb Crisp is the ultimate balance of sweet and tangy flavors, topped with a crunchy, buttery oat topping. Made with fresh apples, tart rhubarb, and warm spices, it’s easy to make and perfect for any season!

  • Author: Emma Richard
  • Prep Time: 10 minutes
  • Cook Time: 40 minutes
  • Total Time: 50 minutes

Ingredients

Scale

For the Fruit Filling:

  • 3 medium apples (Granny Smith or Honeycrisp), peeled & sliced
  • 2 cups chopped rhubarb (fresh or frozen)
  • ⅓ cup brown sugar
  • 2 tbsp maple syrup or honey
  • 1 tbsp lemon juice
  • 1 tbsp cornstarch (or flour, for thickening)
  • 1 tsp cinnamon
  • ½ tsp nutmeg
  • 1 tsp vanilla extract

For the Oat Crumble Topping:

  • 1 cup rolled oats
  • ½ cup all-purpose flour (or almond flour for gluten-free version)
  • ½ cup brown sugar
  • ½ tsp cinnamon
  • ¼ tsp salt
  • ½ cup cold butter, cut into small cubes (or coconut oil for vegan version)
  • ¼ cup chopped pecans or walnuts (optional, for extra crunch)

Instructions

1️⃣ Prepare the Fruit Filling

  1. Preheat oven to 375°F (190°C). Grease a 9×9-inch baking dish or a similar-sized ovenproof dish.
  2. In a large bowl, combine apples, rhubarb, brown sugar, maple syrup, lemon juice, cornstarch, cinnamon, nutmeg, and vanilla extract.
  3. Mix well and let sit for 10 minutes to allow the juices to release and thicken slightly.

🔥 Pro Tip: Letting the fruit sit before baking helps develop deeper flavors!

2️⃣ Make the Crumble Topping

  1. In another bowl, mix rolled oats, flour, brown sugar, cinnamon, and salt.
  2. Add cold butter cubes and use your fingers or a pastry cutter to mix until the texture resembles coarse crumbs.
  3. Stir in chopped pecans or walnuts, if using.

🔥 Pro Tip: For an extra crunchy topping, freeze the crumble mixture for 10 minutes before baking!

3️⃣ Assemble & Bake to Golden Perfection

  1. Pour the fruit mixture into the prepared baking dish and spread evenly.
  2. Sprinkle the oat crumble topping evenly over the fruit.
  3. Bake for 35-40 minutes or until the top is golden brown and the fruit is bubbling.

🔥 Pro Tip: For an extra crunchy topping, broil for the last 2-3 minutes!

4️⃣ Serve & Enjoy

  1. Let the crisp cool for 5-10 minutes before serving.
  2. Enjoy warm on its own, or serve with vanilla ice cream, whipped cream, or Greek yogurt.

Notes

This simple, old-fashioned crisp is the perfect balance of sweet, tart, and crispy! Whether you keep it classic, add nuts, or drizzle caramel on top, it’s a must-try fall and spring dessert.

Nutrition

  • Serving Size: 6
  • Calories: 290
  • Sodium: 160mg
  • Fat: 12g
  • Carbohydrates: 45g
  • Fiber: 5g
  • Protein: 3g

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