Why it works: Flour and rhubarb match in chemistry and in kitchens. They rank in the top 6% of all ingredient pairs, and 638 recipes mention both. Both carry isobutyraldehyde, which smells malty, green. The science ↓
The recipe
Ingredients
Contains: milk, wheat (auto-detected from the ingredients and method; we can miss things, so check labels)
- Base
- Topping
Directions
Make the base
Combine dry ingredients.
Cut in butter until mixture resembles coarse bread crumbs.
Spread evenly in bottom of a greased 9-inch square pan.
Bake at 350 °F until lightly browned, about 10 minutes.
Make the rhubarb topping
Combine rhubarb, 1/4 cup cold water, sugar and salt.
Simmer until rhubarb is tender, stirring occasionally.
Soak gelatin in cold water, then add hot rhubarb and stir until dissolved.
Add food coloring, if desired.
Chill until partially set.
Assemble and chill
Fold in whipped cream.
Turn onto base.
Chill until firm, about 3 hours.
This recipe comes from the Recipes Wiki on Fandom and is licensed CC BY-SA 4.0. Our formatting and summaries are shared under the same licence.
Steps grouped into stages for easier reading; the method is the source's own.
Explore the science
The flavor team
The pairs that carry this dish. Each one is judged two ways: how much aroma chemistry they share, and how many recipes mention both.
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Flour + rhubarbtop 6% of all pairsAroma overlapstrongMentioned together638 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Butter + creamtop 3% of all pairsAroma overlapstrongMentioned together41,494 recipes
Shared aroma: delta-dodecalactone (sweet, creamy).
-
Gelatin + creamtop 4% of all pairsAroma overlapstrongMentioned together1,628 recipes
Shared aroma: acetic acid (sour, vinegar).
-
Sugar + gelatintop 5% of all pairsAroma overlapmoderateMentioned together2,778 recipes
Shared aroma: ethanol (alcoholic, ethereal).
-
Sugar + creamtop 5% of all pairsAroma overlapmoderateMentioned together43,437 recipes
Shared aroma: 2,3-butanedione (butter, sweet).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Flour
- Forms the structure of the crumbly base once baked.
- Butter
- Cut into the flour to give the base a tender, crumbly texture.
- Rhubarb
- Provides the tart flavor and fruit body of the filling.
- Sugar
- Sweetens the tart rhubarb and balances its acidity.
- Gelatin
- Sets the rhubarb liquid into a firm, sliceable layer.
- Whipping cream
- Adds lightness and an airy, creamy texture to the filling.
The step that matters
Dissolve the gelatin fully and chill only until partially set. Undissolved gelatin leaves grainy or rubbery pockets. If the mixture is chilled until fully firm before folding in the whipped cream, it cannot blend smoothly and the cream may deflate or separate.
“What each ingredient does” and “The step that matters” were written by Claude from this recipe’s own method and reviewed in samples by CompKitchen.
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