
Chef Juliana
Biscoito de Polvilho Assado
You think this is bakery magic. It isn't. Scald sour cassava starch, beat in eggs, pipe rings, and let a hot oven crack them into crisp, hollow biscuits.
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You think frying dough is where things get dramatic. It isn't. Thin sticks, calm oil, and polvilho taught properly give you a crisp, chewy snack without mystery.
You hear frying and that little voice starts: isso não é pra mim. I know. The oil, the dough, the fear of making a mess. Anota aí: cooking isn't a gift, it's something you learn, and frying polvilho is mostly learning to keep the oil calm.
This is comida de verdade from the same cassava starch family as pão de queijo and baked biscoito de polvilho, only made for the house with no oven, no patience, or no interest in turning a Tuesday into a project. Mineira grandmothers understood this long before electric ovens became common: mix the dough, roll thin sticks, fry gently until they puff and turn pale gold.
It doesn't replace the pê-efe, rice, beans, a bit of meat or egg, and something green. That plate still solves dinner. But this belongs around it: with coffee, beside soup, tucked into the afternoon when someone is hungry and the packet snack is looking at you from the shelf. We are not opening the packet. We are making the thing.
The method matters because polvilho swells fast. Scald the starch so the dough turns elastic, roll it thin so it cooks through, and fry in moderate oil so it puffs instead of bursting. No drama. Just a receita que funciona.
Biscoito frito de polvilho is strongly associated with Minas Gerais and the broader central Brazilian cassava-starch kitchen, where polvilho became a daily flour long before wheat was easy or cheap inland. The fried version likely grew from the same practical dough family as baked biscoitos and pão de queijo, useful in homes where a pan of oil was simpler than a reliable oven. The regional debate is mostly about shape and starch: some cooks use rings, some sticks, some mix polvilho doce with azedo, but the core is cassava starch, hot liquid, egg, salt, and careful frying.
Quantity
2 cups
Quantity
1/2 cup
Quantity
1/4 cup
Quantity
3 tablespoons, plus about 4 cups for frying
Quantity
1 teaspoon
Quantity
1 large
beaten
Quantity
1 to 3 tablespoons
only if needed
| Ingredient | Quantity |
|---|---|
| sour cassava starch (polvilho azedo) | 2 cups |
| water | 1/2 cup |
| milk | 1/4 cup |
| neutral oil | 3 tablespoons, plus about 4 cups for frying |
| salt | 1 teaspoon |
| eggbeaten | 1 large |
| room-temperature water (optional)only if needed | 1 to 3 tablespoons |
Put the polvilho azedo in a large bowl. In a small pan, bring the 1/2 cup water, milk, 3 tablespoons oil, and salt just to a boil, then pour it over the starch all at once. Stir hard with a spoon until the mixture looks crumbly and damp. This hot liquid wakes up the starch and gives the biscuit its chew, so don't sprinkle it in timidly.
Let the mixture cool until warm, not hot, about 8 minutes. Add the beaten egg and knead with your hand until the dough comes together, smooth and elastic like soft modeling clay. If it cracks badly, add room-temperature water 1 tablespoon at a time. Too much water makes the biscuits spit in the oil, so go slowly.
Pinch off small pieces and roll them into thin sticks about 10 cm long and no thicker than your little finger. Keep them open-ended, not fat logs. Thin pieces puff, cook through, and behave in the oil; thick pieces trap moisture and can pop, and nobody needs that lesson twice.
Pour frying oil into a wide, heavy pan to a depth of about 4 cm. Heat over medium-low until a tiny bit of dough sinks, then rises with small steady bubbles, about 150°C to 160°C. The oil should sound busy but not angry. Too hot and the outside sets before the inside expands, which is when polvilho starts acting badly.
Add 5 or 6 sticks to the oil, leaving space between them. Fry, turning gently, until they puff, firm up, and turn pale golden, about 3 to 5 minutes. Don't crowd the pan. Crowding drops the oil temperature, the biscuits soak up oil instead of puffing, and then you get greasy little sticks wondering what happened.
Lift the biscuits onto a paper-towel-lined plate or rack and let the oil settle back to calm bubbles before adding the next batch. If the oil gets loud or the biscuits brown too fast, lower the heat and wait a minute. Fried polvilho rewards patience, not bravery.
1 serving (about 14g)
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