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Drink

Lemon Soda

A chilled lemon-flavored soda made with plain syrup, lemon tincture, citric acid solution, and optional orange tincture.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 4 ingredients
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Why it works: Lemon and orange match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 10,634 recipes. Both carry 3-hexenal, which smells apple, fruity. The science ↓

Lemon Soda

Ingredients

Directions

  1. Combine 1 gallon of plain syrup with 4 fluid ounces of lemon tincture.

  2. Add 1 to 2 ounces of citric acid solution.

  3. For orange flavor, use 4 to 6 ounces of orange tincture.

  4. Mix well and serve chilled.

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.

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.

  1. Lemon + orangetop 1% of all pairs
    Smell alikestrong
    Cooked together10,634 recipes

    Shared aroma: 3-hexenal (apple, fruity).

  2. Syrup + lemontop 20% of all pairs
    Smell alikelow
    Cooked together2,235 recipes

    Shared aroma: ethanol (alcoholic, ethereal).

  3. Syrup + orangetop 23% of all pairs
    Smell alikelow
    Cooked together1,179 recipes

    Shared aroma: ethanol (alcoholic, ethereal).

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

What each ingredient does

Lemon tincture
Provides the main lemon aroma and flavor of the drink.
Citric acid solution
Adds sourness that brightens the sweetness of the syrup.
Orange tincture
Adds an optional orange aroma layered over the lemon flavor.

Swap the orange

How well each one fits the dish's main ingredients (syrup, lemon):

  1. Orangethe original
  2. Limefits about as well
  3. Raspberryfits less well
  4. Vanillafits less well

Fit is the average pairing score against syrup, lemon. 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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