Rhubarb Rice Krispie Bars
Preparation Time and Intensity
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Preparation Time: 20 minutes
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Chill Time: 1 hour
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Total Time: 1 hour 20 minutes
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Difficulty Level: Easy
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Servings: 16 bars (depending on how you cut them)
Perfect for beginner bakers or anyone looking for a no-bake recipe with a unique flavor twist.
Ingredients
For the Rhubarb Layer
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2 cups chopped rhubarb (fresh or frozen)
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1/4 cup granulated sugar
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1 tablespoon lemon juice
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1 tablespoon water
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1 teaspoon cornstarch (optional, for thicker jam)
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1/2 teaspoon vanilla extract (optional)
For the Rice Krispie Base
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6 cups puffed rice cereal (Rice Krispies)
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1/4 cup (60g) unsalted butter
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1 (10 oz / 280g) bag of mini marshmallows
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Pinch of salt
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Optional: 1/2 teaspoon vanilla extract
Equipment Needed
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Medium saucepan
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9×9 or 9×13 inch baking pan (depending on preferred thickness)
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Spatula or wooden spoon
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Parchment paper or non-stick spray
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Mixing bowl
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Knife for cutting bars
Step-by-Step Instructions
Step 1: Make the Rhubarb Compote
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Combine ingredients: In a medium saucepan over medium heat, add chopped rhubarb, sugar, lemon juice, and water.
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Cook until soft: Simmer for 10-15 minutes, stirring often, until the rhubarb breaks down into a thick, jammy mixture. If you want it thicker, stir in 1 tsp cornstarch and cook 1-2 minutes longer.
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Flavor boost (optional): Add vanilla extract for a mellow flavor.
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Cool slightly: Remove from heat and let it cool while you prepare the base.
Tip: This compote can also be made ahead of time and stored in the fridge for up to 3 days.
Step 2: Make the Rice Krispie Base
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Prep the pan: Line your baking pan with parchment paper or lightly grease it with butter or non-stick spray.
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Melt butter: In a large saucepan, melt the butter over low heat.
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Add marshmallows: Stir in the mini marshmallows and a pinch of salt. Continue stirring until completely melted and smooth. Add vanilla extract, if using.
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Add cereal: Remove from heat and quickly stir in the Rice Krispies until evenly coated with the marshmallow mixture.
Step 3: Assemble the Bars
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Layer the base: Pour 2/3 of the Rice Krispie mixture into your prepared pan. Press it down gently with a spatula or lightly greased hands.
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Add rhubarb: Spread the rhubarb compote evenly over the Rice Krispie base while it’s still slightly warm.
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Top layer (optional): Take the remaining 1/3 of Rice Krispie mix and scatter spoonfuls on top. Press gently to flatten slightly, allowing some of the rhubarb to peek through.
Alternatively, you can swirl the rhubarb into the Rice Krispie mixture for a marbled effect.
Step 4: Chill and Cut
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Chill: Place the pan in the refrigerator for at least 1 hour to set.
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Cut: Once firm, remove from the pan and cut into squares or bars with a sharp knife.
Optional Add-Ons or Variations
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White Chocolate Drizzle: Melt white chocolate and drizzle over the top for extra sweetness and visual appeal.
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Coconut Flakes: Mix in 1/2 cup of unsweetened shredded coconut to the base for added texture.
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Berry Boost: Add 1/2 cup strawberries or raspberries to the rhubarb mixture for a berry-rhubarb flavor.
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Nutty Crunch: Add 1/4 cup chopped almonds or pecans to the base for a more complex texture.
Storage
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Store in an airtight container at room temperature for up to 3 days.
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For longer storage, refrigerate for up to 5 days (note: refrigeration may firm them slightly).
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Freeze for up to 2 months; thaw in the fridge before serving.
Nutrition Information (Per Bar, based on 16 servings)
| Nutrient | Amount |
|---|---|
| Calories | 140 kcal |
| Total Fat | 4g |
| Saturated Fat | 2.5g |
| Cholesterol | 10mg |
| Sodium | 85mg |
| Total Carbohydrate | 26g |
| Dietary Fiber | 0.5g |
| Sugars | 13g |
| Protein | 1g |
| Vitamin C | 4% DV |
| Calcium | 1% DV |
| Iron | 6% DV |
Final Thoughts
Rhubarb Rice Krispie Bars are a delightful fusion of fruity tartness and nostalgic sweetness. They’re no-bake, quick to prepare, and fun to customize. The rhubarb layer brings a homemade charm and seasonal flair to this classic treat. Whether for a summer party, bake sale, or after-school snack, these bars are sure to surprise and satisfy