Buttermilk: Ounces (oz) to Grams Conversion

Buttermilk is a cultured, acidic dairy product thicker than milk. Its acidity is vital for reacting with baking soda to create lift. Because of its viscosity, a significant amount clings to measuring cups. Weighing ensures you add the precise amount of acid needed for the chemical leavening reaction.

Quick convert

  • US cup = 236.588 mL
  • 1 tbsp = 14.787 mL
  • 1 tsp = 4.929 mL

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Based on the measured density of Buttermilk (1 g/mL). Values rounded; real weight varies by brand, packing and temperature. Full sources in the tool on ChefSolver.

Reference table

ozg
128
257
385
4113
5142
8227
10283
12340
15425
20567
25709
30850
401134
501417

FAQ

Can I make a DIY substitute?
In a pinch, yes: add 1 tablespoon of lemon juice or vinegar to 1 cup of milk and let sit for 10 minutes. However, real cultured buttermilk is thicker and yields better flavor.

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