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Old Fashioned Strawberry Rhubarb Crisp Recipe

Published: Jul 18, 2026 by Chef Ava · This post may contain affiliate links · Leave a Comment

Jump to Recipe· 4.1 from 12 reviews

There is something truly magical about the comforting blend of sweet strawberries and tangy rhubarb baked together with a crunchy oat topping. This Old Fashioned Strawberry Rhubarb Crisp Recipe brings that classic, homey feeling straight to your table, bursting with vibrant flavors and a perfect balance of textures. Whether you’re craving a nostalgic dessert or looking for something to impress without the fuss, this crisp is a true crowd-pleaser that’s easy to make and impossible to resist.

Ingredients You'll Need

The image shows several white bowls filled with ingredients on a white marbled surface. The largest bowl is filled with bright red sliced strawberries, showing shiny surfaces and seeds. Next to it is a white bowl with chopped rhubarb pieces, which are green on the inside with red outer edges. Above it is a clear glass mug with melted yellow butter inside. There are three smaller white bowls arranged near these: one with light brown sugar disks, one with white flour that looks soft and powdery, and one with yellow rolled oats. Below the bowls of main ingredients, there are small white dishes holding white powdered sugar, dark brown powder, and white granulated sugar. Photo taken with an iphone --ar 4:5 --v 7

This Old Fashioned Strawberry Rhubarb Crisp Recipe keeps things delightfully simple, using ingredients you likely have on hand or can easily find at your local market. Each component plays its part: the fresh fruit provides the bright, juicy base; the sugars and cornstarch add sweetness and help thicken the mixture; and the oat topping offers that irresistible crunchy contrast.

  • 4 cups strawberries, sliced: Fresh and ripe strawberries bring vibrant sweetness and vivid color to the crisp.
  • 4 cups rhubarb, cut into ½ inch pieces: Offers a lovely tartness that balances the sweetness of the strawberries perfectly.
  • 1 cup white sugar: Sweetens the fruit filling, helping to mellow the tang of the rhubarb.
  • 6 tablespoons cornstarch: Acts as a thickener to give the filling that perfect, spoonable consistency.
  • 1 cup all-purpose flour: Forms the base of the oat topping for a tender yet crisp texture.
  • 1 cup old fashioned rolled oats: Adds hearty chewiness and a rustic feel to the topping.
  • ⅔ cup white sugar: Provides sweetness to the crisp topping without overpowering it.
  • ⅔ cup brown sugar: Adds a deep, caramel-like flavor to the oat crumble.
  • 1 teaspoon cinnamon: Warms up the flavor profile, giving the topping a cozy spice note.
  • ½ teaspoon salt: Enhances all the flavors and balances the sweetness beautifully.
  • ½ cup butter, melted: Binds the topping ingredients and helps it bake up golden and crisp.
  • Vanilla ice cream (optional): A creamy, cool accompaniment that melts into the warm crisp splendidly.
  • Whipped cream (optional): Adds a light, fluffy finish that's a classic choice for desserts.

How to Make Old Fashioned Strawberry Rhubarb Crisp Recipe

Step 1: Preheat and Prep

Start by preheating your oven to 350°F and giving a 9 x 13-inch casserole dish a quick spray with non-stick spray. This step sets you up for an even bake and an easy release later on.

Step 2: Combine the Fruit Filling

In your prepared casserole dish, gently mix together the sliced strawberries, rhubarb pieces, 1 cup of white sugar, and the cornstarch. Tossing everything well ensures the sugar coats the fruit evenly and the cornstarch will thicken the juices as it bakes. This creates that luscious, saucy layer we all love in a crisp.

Step 3: Make the Oat Topping

In a separate bowl, combine the flour, rolled oats, both sugars, cinnamon, salt, and melted butter. Use a fork or your hands to mix everything until it looks crumbly and evenly coated. This topping, when baked, turns golden and crunchy, providing the perfect contrast to the soft fruit below.

Step 4: Assemble and Bake

Sprinkle the oat mixture evenly over the fruit filling in the casserole dish. Pop the whole thing into the oven and bake for about 35 minutes. When done, the topping should be a beautiful golden brown, and the fruit mixture should be bubbling happily underneath. This signals that your Old Fashioned Strawberry Rhubarb Crisp Recipe is ready to enjoy.

Step 5: Cool and Serve

Allow the crisp to cool for about 5 minutes after taking it out of the oven. This resting time helps the filling set a bit, making each scoop tidy and delicious. Serve warm, ideally topped with a scoop of vanilla ice cream or a dollop of whipped cream to elevate the experience.

How to Serve Old Fashioned Strawberry Rhubarb Crisp Recipe

A white baking dish with dark brown edges holds a layered dessert on a white marbled surface. The bottom layer shows a mix of light pink and red fruit pieces. The top layer is a thick, crumbly golden oat mixture with rough, textured chunks covering the fruit underneath. The dish is seen from above, with some crumbs scattered on the surface next to it. In the background, there are some empty white bowls and a glass measuring cup with a small amount of liquid inside. photo taken with an iphone --ar 4:5 --v 7

Garnishes

Adding garnishes can instantly elevate your crisp. A simple scoop of creamy vanilla ice cream melting over the warm fruit is heaven in a bowl. Alternatively, a sprinkle of toasted almonds or a few fresh mint leaves adds texture and a splash of color that is sure to impress.

Side Dishes

This crisp pairs wonderfully with light sides like a fresh green salad or a cup of hot tea. For brunch, serve alongside scrambled eggs or a mild cheese platter for balance. The fruit’s natural tartness cuts through richer dishes beautifully.

Creative Ways to Present

Think beyond the casserole dish: serve the crisp in individual ramekins for a charming personal touch, or layer it in clear glass jars for a rustic, picnic-friendly dessert. Incorporate edible flowers or cinnamon sticks for festive occasions, making the experience as delightful visually as it is on the palate.

Make Ahead and Storage

Storing Leftovers

Once cooled completely, store your crisp in an airtight container in the refrigerator. It will stay fresh and delicious for up to 4 days, making it easy to enjoy warm or cold whenever the craving hits.

Freezing

The Old Fashioned Strawberry Rhubarb Crisp Recipe also freezes beautifully. After baking and cooling, cover it tightly with foil or place it in a freezer-safe container. It will keep well for up to 3 months. When ready to enjoy, thaw overnight in the fridge before reheating.

Reheating

Reheat leftovers in the oven at 350°F for 10-15 minutes to bring back that crisp topping texture. Microwaving is quicker but can soften the topping, so it's best reserved for when you're in a rush.

FAQs

Can I use frozen fruit instead of fresh for this recipe?

Absolutely! Just make sure to thaw and drain any excess liquid from frozen strawberries and rhubarb to prevent the crisp from becoming too watery.

Is there a gluten-free version of the Old Fashioned Strawberry Rhubarb Crisp Recipe?

Yes! Substitute the all-purpose flour with a gluten-free flour blend, and choose gluten-free oats to make this dessert safe for gluten-sensitive guests.

What can I substitute for butter in the topping?

For a dairy-free option, use coconut oil or a vegan butter substitute. These alternatives will still provide the needed fat for that perfect crumble texture.

How tart will this crisp be with the rhubarb?

The rhubarb adds a pleasant tang that balances the sweetness from the strawberries and sugars. If you prefer a milder tartness, simply use less rhubarb or add a bit more sugar.

Can I prepare the crisp ahead of time before baking?

Yes, you can assemble it the night before and keep it refrigerated. Just add a few extra minutes when baking since the crisp will start cold from the fridge.

Final Thoughts

If you’ve been searching for a classic dessert that feels like a warm hug from the past, this Old Fashioned Strawberry Rhubarb Crisp Recipe is your new best friend. It’s straightforward, full of flavor, and perfectly balanced between sweet and tart with a crunchy, buttery topping. I can’t wait for you to make it and discover how effortlessly it brings smiles to the table. Happy baking!

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Old Fashioned Strawberry Rhubarb Crisp Recipe

Old Fashioned Strawberry Rhubarb Crisp Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star

4.1 from 12 reviews

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A classic Old Fashioned Strawberry Rhubarb Crisp featuring a sweet and tangy fruit filling topped with a buttery oat crumble. Baked to golden perfection, this dessert is perfect served warm with vanilla ice cream or whipped cream.

  • Total Time: 50 minutes
  • Yield: 12 servings

Ingredients

Fruit Filling

  • 4 cups strawberries, sliced
  • 4 cups rhubarb, cut into ½ inch pieces
  • 1 cup white sugar
  • 6 tablespoons corn starch

Crisp Topping

  • 1 cup all-purpose flour
  • 1 cup old fashioned rolled oats
  • ⅔ cup white sugar
  • ⅔ cup brown sugar
  • 1 teaspoon cinnamon
  • ½ teaspoon salt
  • ½ cup butter, melted

Optional Toppings

  • Vanilla ice cream
  • Whipped cream

Instructions

  1. Preheat oven: Set your oven to 350°F (175°C) to prepare for baking the crisp.
  2. Prepare baking dish: Spray a 9 x 13-inch casserole dish with non-stick spray to prevent sticking.
  3. Mix fruit filling: In the casserole dish, combine the sliced strawberries, rhubarb pieces, 1 cup white sugar, and 6 tablespoons corn starch. Stir well to evenly coat the fruit.
  4. Make crisp topping: In a separate bowl, combine all-purpose flour, rolled oats, white sugar, brown sugar, cinnamon, salt, and melted butter. Mix until the mixture becomes crumbly.
  5. Assemble crisp: Evenly sprinkle the oat topping over the strawberry-rhubarb mixture in the casserole dish.
  6. Bake crisp: Place the dish in the preheated oven and bake for 35 minutes. The topping should turn golden brown and the fruit mixture should be bubbling.
  7. Cool and serve: After baking, allow the crisp to cool for 5 minutes. Serve warm, optionally topped with vanilla ice cream or whipped cream.

Notes

  • Use fresh or frozen strawberries and rhubarb; if frozen, thaw and drain excess liquid before mixing.
  • Adjust sugar to taste depending on the sweetness of the fruit.
  • Corn starch acts as a thickener to prevent the fruit filling from being too runny.
  • Butter should be melted but cooled slightly before mixing into the topping.
  • For a nuttier topping, consider adding chopped nuts such as pecans or walnuts.
  • This crisp is best served warm but can be refrigerated and reheated gently.
  • Author: Chef
  • Prep Time: 15 minutes
  • Cook Time: 35 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

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