Supermarket "sourdough"
Real sourdough is slow. Flour and water are fermented by a wild starter for many hours, sometimes days, before baking. That long ferment gives the bread its tang, its chew and its keeping quality.
The catch: the Food Standards Code doesn't set a definition of "sourdough". So a loaf can carry the name and still be made the fast way. A typical ingredient list looks something like this:
Highlighted: the ingredients that give a quick loaf the look and taste of a slow one.
- Added baker's yeast means the dough can rise in an hour or two, so the long ferment that defines sourdough has probably been cut short.
- Vinegar fakes the sour tang that a real ferment would have produced.
- Canola oil is an industrial seed oil, which the directory red-flags.
- Emulsifiers and preservatives keep it soft and shelf-stable for a week or more.
The three-ingredient loaf
"Sourdough" with yeast, vinegar, oil and additives
Flour, water, salt. (Sometimes "starter" or "levain".) Nothing else.
The best places to find it are local bakeries and farmers' markets. Ask the baker two questions: "Is there any added yeast?" and "How long is it fermented?" A proper sourdough baker will happily talk you through it. Long ferments are worth seeking out because many people find slow-fermented bread sits easier than the quick kind.
Bonus points for organic or stone-milled flour. Slice and freeze half the loaf on day one and it'll keep without any preservatives.
See the Grains & Pasta section of the directory, and the local growers and markets listed by state, to find options near you.
Get morning light in your eyes
Within an hour of waking, get outside for 10 minutes. No sunglasses, no looking at the sun, just be outdoors. On a cloudy day, stay out a bit longer.
Daylight in the morning is one of the strongest signals your body clock gets. It helps set the rhythm that makes you alert in the morning and sleepy at night, so it's linked with falling asleep more easily that evening. In the 4 Doctors model, this is Dr. Quiet's simplest job: no app, no supplement, no cost.
Make it stick: pair it with something you already do. Drink your morning water on the back step, or take the dog around the block before breakfast.