Name: Waldorf Salad
Ingredients: 1 cup apple, chopped; 1 cup celery, chopped; mayonnaise; small crisp lettuce leaves

Why it works: Celery and lettuce match in chemistry and in kitchens. They rank in the top 3% of all ingredient pairs, and 2,033 recipes mention both. Both carry nonanal, which smells fat, citrus. The science ↓

The recipe

Ingredients

Contains: egg (auto-detected from the ingredients and method; we can miss things, so check labels)

1 cup apple, chopped
1 cup celery, chopped
mayonnaise
small crisp lettuce leaves

Directions

Prepare

Chop the apple and celery into small pieces.

Assemble and serve

Mix the chopped apple and celery with mayonnaise.
Heap the mixture on small crisp lettuce leaves.
Top with an additional spoonful of mayonnaise.

Recipe from a historical cookbook (Internet Archive).

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.

The picture is an illustration, not a photo of this recipe · Contact us to use it

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.

Celery + lettucetop 3% of all pairs

Aroma overlapstrong

Mentioned together2,033 recipes

Shared aroma: nonanal (fat, citrus).
Apple + celerytop 6% of all pairs

Aroma overlapstrong

Mentioned together1,133 recipes

Shared aroma: 2-methoxy-4-vinylphenol (clove, smoky).
Apple + lettucetop 9% of all pairs

Aroma overlapstrong

Mentioned together512 recipes

Shared aroma: 2-isobutyl-3-methoxypyrazine (green bell pepper, earthy).

Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs

What each ingredient does

Apple: Adds crisp texture and a sweet, tart flavor to the salad.
Celery: Adds crunch and a fresh, slightly savory bite.
Mayonnaise: Binds the chopped ingredients and adds moisture and richness.

Flavor stand-ins for the apple

How well each one fits the dish's main ingredients (celery, lettuce):

Limebetter flavor fit
Avocadobetter flavor fit
Lemonbetter flavor fit
Applethe original

Fit is the average pairing score against celery, lettuce. Candidates are from the same food group and used in at least 100 recipes. This compares flavor only: it does not check the job the ingredient does in the dish (bulk, moisture, acidity, structure).

“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.