Ingredient Calculator

Ingredient Scaling Calculator body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: #f8f9fa; color: #333; margin: 0; padding: 20px; display: flex; justify-content: center; align-items: flex-start; min-height: 100vh; } .loan-calc-container { background-color: #ffffff; padding: 30px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1); width: 100%; max-width: 700px; box-sizing: border-box; } h1, h2 { color: #004a99; text-align: center; margin-bottom: 20px; } .input-group { margin-bottom: 20px; padding: 15px; border: 1px solid #e0e0e0; border-radius: 5px; background-color: #fdfdfd; } .input-group label { display: block; margin-bottom: 8px; font-weight: bold; color: #004a99; } .input-group input[type="number"], .input-group input[type="text"] { width: calc(100% – 22px); padding: 10px; border: 1px solid #ccc; border-radius: 4px; font-size: 1rem; box-sizing: border-box; margin-top: 5px; } .input-group input[type="number"]:focus, .input-group input[type="text"]:focus { outline: none; border-color: #004a99; box-shadow: 0 0 5px rgba(0, 74, 153, 0.3); } button { display: block; width: 100%; padding: 12px 20px; background-color: #28a745; color: white; border: none; border-radius: 5px; font-size: 1.1rem; cursor: pointer; transition: background-color 0.3s ease; margin-top: 10px; } button:hover { background-color: #218838; } #result { margin-top: 30px; padding: 20px; background-color: #e7f3ff; border-left: 5px solid #004a99; text-align: center; font-size: 1.4rem; font-weight: bold; color: #004a99; border-radius: 5px; } #result span { color: #28a745; } .article-section { margin-top: 40px; border-top: 1px solid #e0e0e0; padding-top: 20px; } .article-section h2 { text-align: left; color: #004a99; margin-bottom: 15px; } .article-section p, .article-section ul { line-height: 1.6; color: #555; } .article-section li { margin-bottom: 10px; } .error { color: #dc3545; font-weight: normal; font-size: 0.9rem; margin-top: 5px; display: block; } /* Responsive adjustments */ @media (max-width: 600px) { .loan-calc-container { padding: 20px; } h1 { font-size: 1.8rem; } button { font-size: 1rem; padding: 10px 15px; } #result { font-size: 1.2rem; } }

Ingredient Scaling Calculator

Your scaling factor is:

What is the Ingredient Scaling Calculator?

The Ingredient Scaling Calculator is a simple yet powerful tool designed for cooks, bakers, and chefs to easily adjust recipes. Whether you're preparing a meal for a larger gathering, a smaller family, or experimenting with new batch sizes, this calculator helps you determine the correct proportions for each ingredient. Instead of manually calculating how much more or less of each item you need, this tool provides a precise scaling factor.

How it Works (The Math)

The core of this calculator is a straightforward ratio. It compares the number of servings your original recipe yields to the number of servings you desire. The formula is:

Scaling Factor = Desired Servings / Original Recipe Servings

For example, if a recipe serves 4 people and you want to make enough for 6 people:

  • Original Servings = 4
  • Desired Servings = 6
  • Scaling Factor = 6 / 4 = 1.5

This means you need to multiply the quantity of *every* ingredient in the original recipe by 1.5 to achieve the desired yield for 6 servings. If you wanted to make less, say for 2 people from a recipe that serves 4:

  • Original Servings = 4
  • Desired Servings = 2
  • Scaling Factor = 2 / 4 = 0.5

In this case, you would use half the amount of each ingredient.

When to Use This Calculator

  • Party Planning: Adjusting a favorite appetizer recipe to serve 20 guests instead of the usual 6.
  • Batch Cooking: Doubling or tripling a soup or stew recipe for convenient meals throughout the week.
  • Baking Adjustments: Scaling a cookie recipe up for a bake sale or down for a smaller household.
  • Experimentation: Testing a sauce recipe with a smaller batch before committing to a large quantity.
  • Recipe Conversion: Converting recipes from metric to imperial or vice versa by understanding relative proportions, though direct unit conversion might still be needed.

By using this calculator, you ensure consistency and accuracy in your cooking and baking, saving time and preventing waste.

function calculateScaling() { var originalServingsInput = document.getElementById("originalServings"); var desiredServingsInput = document.getElementById("desiredServings"); var originalServingsError = document.getElementById("originalServingsError"); var desiredServingsError = document.getElementById("desiredServingsError"); var scalingFactorOutput = document.getElementById("scalingFactorOutput"); // Clear previous errors and results originalServingsError.textContent = ""; desiredServingsError.textContent = ""; scalingFactorOutput.textContent = "–"; var originalServings = parseFloat(originalServingsInput.value); var desiredServings = parseFloat(desiredServingsInput.value); var isValid = true; if (isNaN(originalServings) || originalServings <= 0) { originalServingsError.textContent = "Please enter a valid positive number for original servings."; isValid = false; } if (isNaN(desiredServings) || desiredServings <= 0) { desiredServingsError.textContent = "Please enter a valid positive number for desired servings."; isValid = false; } if (isValid) { var scalingFactor = desiredServings / originalServings; // Format the output to avoid excessive decimal places if it's a clean number if (Number.isInteger(scalingFactor * 100)) { // Check if it's a number with at most 2 decimal places scalingFactor = Math.round(scalingFactor * 100) / 100; } scalingFactorOutput.textContent = scalingFactor.toFixed(2); // Always show 2 decimal places for clarity } }

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