Calories, macros, diet, cooking ratios and culinary maths
Total food energy in kilocalories from its macronutrients using the Atwater factors.
Energy contributed by protein at 4 kcal per gram.
Energy from carbohydrate at 4 kcal per gram.
Energy from fat at 9 kcal per gram — the most energy-dense macronutrient.
Energy from pure alcohol (ethanol) at 7 kcal per gram.
Convert dietary Calories to the SI energy unit used on many food labels.
Calories per gram of a food — a key idea in filling, lower-calorie eating.
Share of total energy coming from a given macronutrient.
Recommended daily protein for a healthy adult (grams).
Grams of protein for a target protein ratio of the diet.
Impact of a food portion on blood sugar, combining quality (GI) and quantity.
Digestible carbs after subtracting fibre and half of sugar alcohols.
How much a nutrient in a serving contributes to daily needs.
Approximate body-fat change (kg) from a cumulative calorie deficit or surplus.
Every ingredient expressed relative to flour weight — the backbone of bread recipes.
Water as a percentage of flour — controls how wet and open a dough is.
Rescale each ingredient for a different number of servings.
Salt concentration of a brine or curing solution by mass.
Edible portion left after trimming, relative to the amount purchased.
Ingredient cost as a share of menu price — a core restaurant metric.
Total recipe cost divided across the number of servings.
Estimated alcohol content of beer or wine from gravity readings.
Caffeine amount per unit volume of a drink.
Ratio of a food's vapour pressure to pure water — governs microbial spoilage.