Sourdough is a type of bread made using a natural fermentation process instead of commercial yeast.
Here’s the simple breakdown:
Starter: Sourdough uses a starter—a mixture of flour and water that’s been fermented. This starter contains wild yeast and beneficial bacteria from the environment.
Fermentation: The wild yeast makes the dough rise, while the bacteria produce lactic acid, giving sourdough its slightly tangy flavor.
Ingredients: Traditional sourdough has just flour, water, salt, and starter—no added yeast.
Why do people like sourdough?
- It has a distinctive chewy texture and crisp crust 🍞
- The fermentation can make it easier to digest for some people
- It often has a lower impact on blood sugar than regular white bread
- It stays fresh longer naturally
What makes sourdough bread healthier than store bought bread?
Sourdough is often considered healthier than many store-bought breads because of how it’s made, not just what it’s made with. Here are the key reasons:
1. Natural fermentation improves digestion
The long fermentation process breaks down parts of the gluten and starches in the flour, which can make sourdough easier to digest for some people (though it’s not gluten-free).
2. Better nutrient absorption
Fermentation reduces phytic acid, a compound that blocks mineral absorption. This means your body can absorb more:
- Iron
- Zinc
- Magnesium
- B vitamins
3. Lower blood sugar impact
Sourdough tends to have a lower glycemic index than typical store-bought bread, so it causes a slower rise in blood sugar.
4. Fewer additives
Traditional sourdough contains just flour, water, salt, and starter. Many store-bought breads include preservatives, added sugars, dough conditioners, and vegetable oils.
5. Natural preservation
The acids produced during fermentation act as natural preservatives, so sourdough stays fresh longer without chemicals.
6. Fuller, more satisfying
Because it digests more slowly and has more flavor, people often feel full sooner and eat less.
**Important note
Not all sourdough sold in stores is “real” sourdough—some are made with commercial yeast and flavoring to mimic the taste. For the full benefits, look for:
- No yeast listed in ingredients
- Long fermentation times
- Simple ingredient lists
What is the best way to store sourdough bread?
The best way to store sourdough depends on how soon you’ll eat it and whether it’s already been cut.
Best for everyday use (1–3 days)
Room temperature is ideal.
Store it cut-side down on a cutting board, or
Wrap it loosely in a clean kitchen towel or paper bag
This keeps the crust crisp while preventing the inside from drying out.
If it’s already sliced or you need it to last longer (4–7 days)
Wrap in beeswax wrap or a cloth bread bag
Avoid plastic if possible—it traps moisture and makes the crust soft or moldy
Best long-term storage (weeks to months)
Freeze it.
Slice the loaf first
Wrap tightly (plastic wrap or freezer bag works here)
Freeze, then toast slices straight from frozen
Freezing preserves flavor and texture better than refrigeration.
What not to do
❌ Don’t refrigerate sourdough — it dries out and goes stale faster
❌ Don’t seal it airtight at room temp unless you want a soft crust
Pro tip
If the loaf starts to feel dry:
Lightly mist with water
Bake at 350°F (175°C) for 5–10 minutes to refresh the crust