HomeCooking

Cooking Calculators

29 Tools

Recipe ingredient scaling, kitchen unit conversion, and roast cook times.

Available Cooking Calculation Engines

Click any card to open the interactive tool

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Recipe Scaling Converter

Scale recipe ingredient quantities up or down by batch size, target servings, or key ingredient ratio.

Scaled Qty = Original Qty × (Target Servings / Original Servings)Launch

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Ingredient Substitution Guide

Find reliable kitchen substitutes for buttermilk, eggs, heavy cream, cake flour, yeast, and sour cream.

Exact replacement ratios and ingredient preparation guidance.Launch

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Cooking Measurement Converter

Instant kitchen unit conversion between cups, tablespoons, teaspoons, fluid ounces, milliliters, and liters.

1 US Cup = 16 tbsp = 48 tsp = 240 ml = 8 fl ozLaunch

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Cups to Grams Density Converter

Convert baking cups to grams and ounces accurately by ingredient density (flour, sugar, butter, cocoa).

Weight (g) = Cups × Ingredient Specific Density (g/cup)Launch

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Oven Temperature Converter

Convert baking temperatures between Fahrenheit (°F), Celsius (°C), Fan-Forced / Convection (°C), and Gas Mark.

°C = (°F - 32) × 5/9 | Fan °C = °C - 20°C | Gas Mark = (°F - 250) / 25Launch

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Baking Time & Temperature Adjuster

Adjust baking time when changing oven temperatures or switching to convection fan ovens.

Adjusted Time ≈ Original Time × (Original Temp / New Temp)^1.2Launch

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Yeast Type Converter

Convert weights between Active Dry Yeast, Instant / Rapid-Rise Yeast, Fresh Cake Yeast, and Sourdough Starter.

1g Active Dry = 0.8g Instant = 2.5g Fresh Cake YeastLaunch

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Sourdough Hydration Calculator

Calculate total sourdough dough hydration percentage including flour, water, levain, and salt.

Total Hydration % = (Total Water / Total Flour) × 100Launch

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Meat Roasting Time & Doneness

Calculate roasting time and USDA safe internal doneness temperatures for beef, poultry, pork, and lamb.

Roast Time = Raw Weight × Minutes/lb at recommended Oven TemperatureLaunch

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Meat Smoking & BBQ Duration

Estimate smoking hours, smoker temperature, target internal pull temp, and wood chip pairings for BBQ cuts.

Smoke Duration = Weight × Cut Hours/lb (e.g. Pork Butt: 1.5 hrs/lb @ 225°F)Launch

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Catering & Party Food Portion Estimator

Calculate total raw food quantities needed for dinner parties, buffets, and catered events by guest count.

Protein Raw Weight = Guests × Portion Target (200g-250g per adult)Launch

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Recipe Calorie & Macro Calculator

Estimate total and per-serving calories and macronutrients for home-cooked recipes.

Per Serving Calories = Sum of Ingredient Calories / Servings CountLaunch

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Marinade Ratio & Timing Calculator

Calculate balanced 3:1 oil-to-acid marinade proportions, salt level, and optimal soaking time by protein type.

Marinade Volume = Weight × 120ml/lb | Oil:Acid = 3:1Launch

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Brine Salt Percentage Calculator

Calculate exact salt weight for wet brining turkey, chicken, pork, or equilibrium brining.

Salt Weight (g) = Water Volume (g) × Target Brine Salt %Launch

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Alcohol Burn-off & Reduction Calculator

Determine remaining alcohol ABV and grams after simmering or baking with wine, beer, or spirits.

Remaining Alcohol = Initial Alcohol × Retention % (based on simmer duration)Launch

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Chocolate Tempering Temperature Guide

Temperature curves and seed chocolate ratios for tempering dark, milk, and white chocolate.

Melt Temp → Cool Crystal Temp → Work Temp | Seed = 20% Total WeightLaunch

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Baker’s Percentage Calculator

Convert baker’s math percentages into exact ingredient weights where flour equals 100%.

Flour (g) = Total Dough / (1 + Sum of all ingredient %)Launch

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Fermentation Time Estimator

Estimate dough or beverage bulk fermentation duration based on room temperature and inoculation rate.

Est Hours ≈ (24 / (1 + (Temp°C - 18) × 0.12)) × (15 / Inoculation%)Launch

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Sous-Vide Time & Temperature Guide

Find water bath temperatures and pasteurization times for steak, poultry, pork, and seafood by thickness.

Water Temp by Doneness | Minimum Time proportional to Thickness SquaredLaunch

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Dough Proofing & Rise Time Adjuster

Adjust dough proofing time for warm proofing boxes or cold kitchen temperatures.

Adjusted Proof Time = Base Time / 1.08^(Actual Temp°C - 22°C)Launch

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Fermentation Salt Percentage Calculator

Calculate precise salt weight for lacto-fermentation (sauerkraut, pickles, kimchi) or pasta water.

Salt Weight = Total Mass (Water + Veggies) × Target Salinity %Launch

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Baking Pan Size & Area Converter

Scale baking recipe quantities when swapping cake pans (round, square, rectangular, bundt).

Ingredient Multiplier = New Pan Surface Area / Original Pan Surface AreaLaunch

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Sugar Syrup Brix & Ratio Calculator

Calculate sugar and water weights for Simple Syrup (1:1), Rich Syrup (2:1), and cocktail syrups.

Sugar Weight (g) = Target Yield × Concentration RatioLaunch

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Cold Brew & Infusion Ratio Calculator

Calculate coffee grounds, tea leaves, or botanicals weight for cold brew coffee, tea, or extract infusions.

Solid Mass (g) = Liquid Volume (ml) / Brew RatioLaunch

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Pressure Cooker Time Converter

Convert standard stovetop or oven cooking times to Instant Pot electric pressure cooker durations.

Pressure Time ≈ Conventional Stovetop Time × 0.30Launch

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Chocolate Ganache Ratio Calculator

Calculate chocolate to heavy cream proportions for truffles (2:1), cake frosting (1:1), or drip glaze (1:2).

Chocolate Mass = Total Yield × (Chocolate Ratio / Total Ratio Parts)Launch

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Jam & Pectin Ratio Calculator

Calculate fruit, sugar, lemon juice, and pectin ratios for homemade jams, jellies, and preserves.

Sugar = Fruit Weight × 0.65 | Pectin = Fruit Weight × Pectin FactorLaunch

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Recipe Scaling & Converter

Scale recipe ingredient quantities for higher or lower serving sizes and convert kitchen units.

Scaled Quantity = Original Quantity × (Target Servings / Original Servings)Launch

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Meat Roast Cook Time

Estimate roasting duration and internal target temperature for turkey, beef, pork, and chicken.

Cook Time = Weight (kg/lb) × Minutes per Weight Unit + Rest TimeLaunch

Computational Standards: Cooking Analysis Working Group

Peer-Verified AlgorithmsUpdated: September 2026

Culinary Mathematics, Recipe Scaling & Food Science Ratios

Comprehensive theoretical background, mathematical principles, and practical application standards

Culinary formulation relies on exact ratios, thermal conversions, and mass-to-volume relationships. Whether scaling a 4-serving home recipe to a 200-guest commercial banquet or balancing hydration percentages in artisan bread baking, mathematical consistency governs culinary outcomes.

A key distinction in food science is measuring by weight (grams, ounces) versus volume (cups, tablespoons). Because dry powders (such as flour or cocoa) compress unpredictably, professional baking utilizes baker’s percentages where every ingredient is quantified as a percentage of total flour weight.

Our culinary tools support precise temperature conversions (Celsius, Fahrenheit, Gas Mark) and volumetric scaling factors.

Key Methodological Principles in Cooking

Baker’s Percentage System

Flour mass represents 100%. Water, yeast, and salt are calculated relative to flour mass, guaranteeing identical hydration and crumb structure at any scale.

Density Calibration

Volumetric cups differ significantly by ingredient: one cup of all-purpose flour weighs ~120g, whereas one cup of granulated sugar weighs ~200g.

Thermal Scale Transposition

Converting oven temperatures requires: °F = (°C × 9/5) + 32, with precise gas mark equivalencies for convection cooking.

Frequently Asked Questions About Cooking

Clear answers to fundamental computation and modeling inquiries

What is a baker’s percentage and why is it used?

In baker’s percentages, total flour weight is set as 100%, and all other ingredients are expressed as a percentage of flour weight. This enables easy scaling and recipe adjustment.

Why should baking ingredients be weighed rather than measured by cup?

Scooping flour into a cup can compress it by up to 25%, drastically altering moisture ratios. Measuring by weight guarantees consistency.

How do you scale a recipe for a different pan size?

Calculate the surface area or volume of both pans: Area = πr² for round pans, or Length × Width for rectangular pans. Divide new area by original area to find your scaling multiplier.