Blog
Essays on the math, the technique, and the small frustrations of weighing, measuring, and converting ingredients.
How to use these guides
Use this library when a recipe mixes cups and grams, when a batch needs scaling, or when two published conversions disagree. Start with the article that matches the actual problem instead of applying one grams-per-cup number to every ingredient.
Each guide distinguishes what its cited sources support from clearly labeled editorial assumptions. Its opening evidence panel states the source scope, while the source list links to the material consulted. Where a guide uses worked arithmetic, the example is not presented as a tested recipe or guaranteed result.
For a conversion you can calculate now, use the consolidated ingredient reference table. It identifies the exact source form, cup basis, published row, and limitation note for every public value. The editorial standards explain how those labels are assigned and how corrections are handled.
5 min read
Why one cup can have different gram weights
Volume tells you how much space an ingredient fills; mass also depends on the ingredient and its exact source form.
5 min read
Baker's percentage: a practical introduction
Express a bread formula relative to flour weight, then scale every ingredient from one shared reference.
5 min read
How to scale a recipe with transparent math
Calculate a scale factor, convert ingredients consistently, and account separately for pan size and bake geometry.
5 min read
Sourdough hydration math, step by step
Calculate main-dough and total-formula hydration, including the flour and water contributed by a starter.
5 min read
Should you weigh ingredients or use cups?
Compare the two methods, understand where variation enters, and choose the approach that matches the recipe.
6 min read
Converting a US recipe to metric, and back
Use exact unit definitions for volume, ingredient-specific masses for dry goods, and transparent rounding at the end.