How does buttermilk affect the taste and texture of food?
Cultured buttermilk is milk fermented with lactic acid bacteria, and FDA's cultured milk standard requires at least 0.5 percent acidity as lactic acid. We found no official source on its exact effect on baked goods, but USDA data shows it is low in fat, about 40 kcal per 100 g for the lowfat type.
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In this article
What does buttermilk taste like?
Buttermilk is cultured: dairy is fermented with lactic acid-producing organisms. FDA’s rule for cultured milk (21 CFR 131.112), under which “cultured buttermilk” is a permitted name, requires titratable acidity of at least 0.5 percent, expressed as lactic acid. That acid is what gives buttermilk its sour, tangy flavor. FDA does not describe the taste, so the flavor description is our reading of the acid requirement.
How does buttermilk change texture in food?
We did not find a USDA, FDA or university extension page that explains its effect on batters and meat. We therefore do not state texture claims as fact. Many recipes rely on its acidity; if you swap it for plain milk, expect a milder taste.
How rich is buttermilk?
USDA FoodData Central lists cultured lowfat buttermilk (SR Legacy) per 100 g:
| Item | Per 100 g | Per cup (245 g, our calculation) |
|---|---|---|
| Energy | 40 kcal | 98 kcal |
| Fat | 1.07 g | 2.6 g |
| Protein | 3.31 g | 8.1 g |
| Carbohydrate | 4.79 g | 11.7 g |
| Calcium | 116 mg | 284 mg |
It has less fat than whole milk (3.25 g fat and 61 kcal per 100 g in the same database). Brands differ, so check the label.
People also ask
What does buttermilk taste like?
Tangy and sour, because it is cultured with lactic acid bacteria; FDA requires at least 0.5 percent acidity as lactic acid for cultured milk.
Is buttermilk high in fat?
Cultured lowfat buttermilk has 1.07 g fat per 100 g in USDA data.
How many calories are in a cup of buttermilk?
About 98 kcal for one 245 g cup of cultured lowfat buttermilk (our calculation from 40 kcal per 100 g).
Sources
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