Rhubarb Crisp Recipe with Jello

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This Rhubarb Crisp Recipe with Jello has been a staple in my family for years. It’s the perfect blend of tart rhubarb, the fruity sweetness of flavored Jell-O, and a buttery oat topping that’s completely irresistible. I swear it’s one of those desserts that makes you appreciate every bite—especially when it’s served warm with a scoop of vanilla ice cream.

How to make Rhubarb Crisp with Jello

A Rhubarb Crisp with Jello is a twist on the classic rhubarb crisp dessert, where flavored gelatin (usually Jell-O) is added to the rhubarb filling.

Ingredients

For the Rhubarb Filling:

• 4 cups rhubarb, diced: Fresh rhubarb works best, but frozen rhubarb can also be used (no need to thaw completely—drain excess liquid).
• 1 cup granulated sugar: Balances out the tartness of the rhubarb, but can be adjusted slightly based on your sweetness preference.
• 1 (3 oz) package of Jello: Strawberry or raspberry Jello is the most common option, but feel free to use other flavors like cherry for a unique twist.

For the Crisp Topping:

• 1 cup all-purpose flour: Helps to bind the topping and provide structure.
• 1 cup quick oats: Adds texture and creates that signature crisp topping.
• 1 cup brown sugar, packed: Provides moisture and a rich, caramel sweetness to the topping.
• 1/2 cup butter, melted: Adds richness and binds the crumble.
• 1/2 teaspoon ground cinnamon (optional): Adds a warm, cozy flavor (highly recommended!).

Instructions

1. Preheat your oven to 350°F (175°C) and grease a 9×13-inch baking dish lightly with butter or nonstick spray.
2. Spread the diced rhubarb evenly across the bottom of the prepared baking dish.
3. Sprinkle the granulated sugar evenly over the rhubarb layer.
4. Top the rhubarb and sugar with the Jello powder, sprinkling it evenly to coat the layer. The Jello will add a pop of color and fruity flavor to the dish.
5. In a large mixing bowl, combine the flour, quick oats, brown sugar, and ground cinnamon (if using).
6. Pour the melted butter into the bowl and stir with a fork or spoon until the mixture becomes crumbly. The texture should resemble coarse sand.
7. Sprinkle the prepared crisp topping evenly over the rhubarb mixture, making sure to cover it completely. Don’t worry if it looks a bit uneven—it’ll bake into a golden, buttery topping.
8. Place the baking dish in the preheated oven and bake for 35–40 minutes, or until the top is golden brown and the rhubarb filling is bubbling around the edges.
9. Allow the crisp to cool for 10–15 minutes after removing it from the oven. Serve warm with a scoop of vanilla ice cream or a dollop of whipped cream for the ultimate treat.

Tips for Making the Perfect Rhubarb Crisp with Jello

• Use fresh rhubarb that’s firm and not wilted. Slice the rhubarb into small, uniform pieces (about 1/2-inch) to ensure even cooking.
• Strawberry Jello is a classic pairing with rhubarb, but you can experiment with different flavors like raspberry, cherry, or even orange for creative twists.
• If your rhubarb is very tart, you can add an extra 1–2 tablespoons of sugar to the filling, but don’t overdo it—part of rhubarb’s charm is its tangy bite.
• Use gluten-free oats and swap the all-purpose flour with a gluten-free flour blend for a gluten-free version of this dessert.
• The butter in the topping is essential for richness and helps create the perfect crumbly texture. If you’re cutting back on butter, you can substitute half of it with coconut oil, but the flavor won’t be quite the same.
• If you’re using frozen rhubarb, make sure to drain any excess liquid after thawing. This helps prevent the dessert from becoming too watery.
• For an extra fruity twist, toss in a handful of sliced strawberries, blueberries, or raspberries into the rhubarb mixture. It pairs wonderfully with the Jello.

Ingredients Substitutes

If you’re excited to make Rhubarb Crisp with Jello but realize you’re missing an ingredient (or need to adjust for personal preferences or dietary restrictions), don’t worry!

Rhubarb Substitutes

1. Other Tart Fruits:

• Gooseberries: Gooseberries have a similar tartness to rhubarb and work well in crisps.
• Green Apples: Granny Smith apples bring a tart quality and mimic the bite of rhubarb.

2. Slightly Sweeter Alternatives:

• Cranberries: Fresh or frozen cranberries provide tartness but may require less added sugar.
• Cherries (or Sour Cherries): A less common substitute, cherries (especially sour varieties) will offer a tart and fruity base.

Sugar Substitutes (Filling Layer)

1. Natural Sweeteners:

Honey or Maple Syrup: Use 3/4 cup of honey or maple syrup for every 1 cup of granulated sugar. Please decrease the liquid content elsewhere if needed, since these are liquid sweeteners.

2. Low-Calorie Sweeteners:

Stevia or Monk Fruit Sweetener: Use the equivalent as directed on the packaging to achieve the same sweetness level. Some brands sweeten 1:1 like sugar, while others require less.

3. Brown Sugar:

You can swap granulated sugar with light or dark brown sugar for a richer flavor in the rhubarb layer.

Jello Substitutes

The Jello (flavored gelatin) adds fruity flavor, vibrant color, and some sweetness to the dish. If you don’t have Jello or prefer not to use it, here are some alternatives:

1. Homemade Fruit Flavor Base:

• Real Strawberries or Raspberries: Puree fresh fruit and mix it with 1-2 tablespoons of sugar. Drizzle it over the rhubarb for a natural, fruity flavor boost.
• Jam or Preserves: Use 1/4 to 1/3 cup of strawberry, raspberry, or cherry jam. Dissolve it with a bit of warm water and spread it evenly over the rhubarb.

2. Extracts:

Strawberry or Raspberry Extract: Add 1 to 2 teaspoons of fruit extracts (or mix and match) directly into the rhubarb mixture along with the sugar.

3. Sugar-Free Gelatin: If you’re cutting sugar, opt for a sugar-free version of gelatin in your preferred fruit flavor.

4. Kool-Aid Powder: If you’re in a pinch, use 1 tablespoon of Kool-Aid powder in similar flavors (strawberry, cherry, etc.) with an extra tablespoon of sugar.

Final Thoughts

This Rhubarb Crisp with Jello combines the tartness of rhubarb, the fruity sweetness of flavored Jello, and the comforting crunch of a buttery oat topping for a dessert that’s sure to become a favorite in your home.

More Rhubarb Recipes:

• Copycat Taste of Home Rhubarb Dream Bars Recipe
• Amish Rhubarb Dream Bars Recipe