Why it works: Butter and milk are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 81,283 recipes. Both carry (z)-4-heptenal, which smells biscuit, cream. The science ↓
White Mountain Cake
Ingredients
Directions
The book gives no oven temperature. The 350°F (175°C) in the steps was added when the recipe was transcribed, as a starting point.
Prepare the cake
Preheat the oven to 350°F (175°C).
In a large bowl, beat the egg whites until stiff peaks form.
In another bowl, mix sugar, flour, butter, sweet milk, cream of tartar, baking soda, and lemon flavoring until smooth.
Gently fold the egg whites into the batter.
Pour the batter into a jelly cake pan and bake until golden.
Make and finish the icing
For the icing, boil 1 pound of sugar and ½ cup of cold water until it drops from the spoon like fine hair.
Pour the hot syrup over 4 beaten egg whites, beating hard until cool.
Flavor the icing with lemon or vanilla.
Spread icing between the layers of cake and ice the outside.
Transcribed from a scanned cookbook and modernised for today's kitchens. Where the book gave no heat or time, or said "a moderate oven", the temperatures and times here may be modern equivalents rather than the book's own figures.
Explore the science
The flavor team
The pairs that carry this dish. Each one is judged two ways: how much their aromas overlap, and how often cooks already put them together.
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Butter + milktop 7% of all pairsSmell alikemoderateCooked together81,283 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
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Butter + creamtop 8% of all pairsSmell alikemoderateCooked together41,516 recipes
Shared aroma: delta-dodecalactone (sweet, creamy).
-
Sugar + creamtop 9% of all pairsSmell alikemoderateCooked together43,450 recipes
Shared aroma: 2,3-butanedione (butter, sweet).
-
Flour + buttertop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Flour + milktop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
Flour and butter barely smell alike, yet cooks put them together in 124,287 recipes: they work on texture and structure more than aroma.
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Egg whites
- Whipped to stiff peaks, they give the cake its light, airy structure.
- Flour
- Forms the structure that holds the cake together as it bakes.
- Butter
- Adds fat for a tender crumb and rich flavor.
- Cream of tartar
- Stabilizes the whipped egg whites and adds a slight acidity.
- Baking soda
- Reacts with the acidity in the batter to help it rise.
- Sugar
- Sweetens the cake and helps keep it moist and tender.
The step that matters
Boiling the icing syrup. The sugar and water must reach the right concentration; undercooked syrup stays runny, while overcooked syrup turns hard and grainy. The hot syrup is poured over beaten egg whites, which need to be beaten until the icing cools and holds its shape.
Swap the lemon
How well each one fits the dish's main ingredients (egg, sugar, flour, butter, milk, cream):
- Vanillafits better
- Raisinfits better
- Coconutfits better
- Lemonthe original
Fit is the average pairing score against egg, sugar, flour, butter, milk, cream. Candidates are from the same food group and used in at least 100 recipes.
“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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