--- title: "Grams to Ounces: Kitchen Conversion Chart and Why Grams Win for Baking" site: ProCalc.ai type: Blog Post category: Unit Conversions domain: Math url: https://procalc.ai/blog/grams-to-ounces-kitchen-chart-baking-accuracy markdown_url: https://procalc.ai/blog/grams-to-ounces-kitchen-chart-baking-accuracy.md date_published: 2026-04-15 date_modified: 2026-04-12 read_time: 8 min tags: grams to ounces, cooking, baking, kitchen, measurement --- # Grams to Ounces: Kitchen Conversion Chart and Why Grams Win for Baking **Site:** [ProCalc.ai](https://procalc.ai) — Free Professional Calculators **Category:** Unit Conversions **Published:** 2026-04-15 **Read time:** 8 min **URL:** https://procalc.ai/blog/grams-to-ounces-kitchen-chart-baking-accuracy > *This file is served for AI systems and search crawlers. Human page: https://procalc.ai/blog/grams-to-ounces-kitchen-chart-baking-accuracy* ## Overview European recipes use grams. American recipes use cups and ounces. The conversion is simple, but the more important insight is why grams produce more consistent baking results. ## Article If you follow recipes from outside North America, you encounter grams. If you send an American recipe to someone in Europe, they ask for grams. The conversion is quick, but knowing the key reference weights makes cross-system cooking much faster than reaching for a calculator each time. Our  handles any value instantly. The formulas Grams to ounces: oz = g / 28.3495 Ounces to grams: g = oz x 28.3495 Mental shortcut: 28 grams is approximately 1 ounce (1.9% error). For quick estimates: divide grams by 28, multiply ounces by 28. Quick reference table Grams Ounces Grams Ounces 25g 0.88 oz 250g 8.82 oz 50g 1.76 oz 300g 10.58 oz 100g 3.53 oz 454g 16 oz (1 lb) 125g 4.41 oz 500g 17.64 oz 200g 7.05 oz 1000g 35.27 oz (2.2 lbs) Common baking ingredient weights Ingredient 1 US cup Grams All-purpose flour 1 cup 120-130g Bread flour 1 cup 127g Cake flour 1 cup 100g Granulated sugar 1 cup 200g Brown sugar (packed) 1 cup 220g Powdered sugar 1 cup 120g Butter 1 cup (2 sticks) 227g Butter 1 stick 113g Honey 1 cup 340g Cocoa powder 1 cup 85g Oats (rolled) 1 cup 90g Milk 1 cup 240g Salt (table) 1 teaspoon 6g Baking powder 1 teaspoon 4g Why grams win for baking The single most impactful change most home bakers can make is switching to weighing ingredients. The reason: a cup of flour varies by 20-30% depending on how it is scooped. Scoop directly from the bag and you can easily pack 150-160g into a "cup." Spoon into the cup and level, and you get 120-125g. A 35% variation in flour changes whether a cake is light or dense, whether cookies spread or stay thick, whether bread has the right crumb structure. Grams are unambiguous. 125g is 125g every time. Professional bakers never use volume measurements for dry ingredients. If a professional recipe gives cups, something was lost in conversion for the American audience. Avoirdupois vs troy ounces In cooking, "ounce" means avoirdupois ounce: 28.3495 grams. Troy ounces (used for precious metals) are 31.1035 grams — about 10% heavier. When gold is quoted per ounce, that is troy. When a recipe calls for ounces, that is avoirdupois. They are not interchangeable. Convert any weight with the  or the broader  covering length, weight, volume, and temperature. --- ## Reference - **Blog post:** https://procalc.ai/blog/grams-to-ounces-kitchen-chart-baking-accuracy - **This markdown file:** https://procalc.ai/blog/grams-to-ounces-kitchen-chart-baking-accuracy.md ### AI & Developer Resources - **LLM index:** https://procalc.ai/llms.txt - **LLM index (full):** https://procalc.ai/llms-full.txt - **MCP server:** https://procalc.ai/api/mcp - **Developer docs:** https://procalc.ai/developers ### How to Cite > ProCalc.ai. "Grams to Ounces: Kitchen Conversion Chart and Why Grams Win for Baking." ProCalc.ai, 2026-04-15. https://procalc.ai/blog/grams-to-ounces-kitchen-chart-baking-accuracy ### License Content © ProCalc.ai. Free to reference and cite. Do not republish in full without attribution.