01 -
In a large bowl, whisk together cornmeal, all-purpose flour, sugar, baking soda, baking powder, Cajun seasoning, salt, and freshly ground black pepper until fully mixed.
02 -
In a separate medium bowl, combine milk and white vinegar; let the mixture rest for 5 minutes to curdle. Then whisk in vegetable oil, egg, and grated onion until uniformly blended.
03 -
Add the wet mixture to the dry ingredients and gently mix until just combined, avoiding overmixing to maintain tenderness.
04 -
Pour oil into a Dutch oven or heavy skillet to a depth of 1½ inches and heat to 365°F (185°C), maintaining a steady temperature for even frying.
05 -
Using two small spoons, scoop rounded spoonfuls of batter, transferring carefully into the hot oil. Fry the hush puppies for 3-5 minutes or until golden brown, turning as needed for even cooking.
06 -
Remove the hush puppies from the oil and drain on paper towels to remove excess oil. Serve immediately while warm.