# What you need:
→ Vegetables
01 - 2 large yellow onions
→ Batter
02 - 1 cup all-purpose flour
03 - ½ cup cornstarch
04 - 1 teaspoon baking powder
05 - 1 teaspoon smoked paprika
06 - 1 teaspoon garlic powder
07 - 1 teaspoon salt
08 - ½ teaspoon freshly ground black pepper
→ Wet Ingredients
09 - 1 cup cold sparkling water, plus extra if needed
10 - 2 large eggs
→ Coating
11 - 2 cups panko breadcrumbs
→ For Frying
12 - Vegetable oil for deep-frying or cooking spray for air-frying
# Directions:
01 - Peel onions and slice into ¾-inch thick rings. Separate and set aside.
02 - Combine flour, cornstarch, baking powder, smoked paprika, garlic powder, salt, and black pepper in a large bowl.
03 - Whisk together eggs and cold sparkling water until fully mixed.
04 - Gradually add wet mixture to dry ingredients, whisking until smooth batter forms. Add water if batter is too thick.
05 - Place panko breadcrumbs in a shallow dish for dipping.
06 - Dip each onion ring into batter, letting excess drip off, then coat thoroughly in panko breadcrumbs.
07 - Heat oil in a deep fryer or heavy pot to 350°F. Fry onion rings in batches for 2–3 minutes, turning occasionally, until golden and crisp. Drain on wire rack or paper towels.
08 - Preheat air fryer to 400°F. Arrange coated rings in a single layer, lightly spray with oil. Air-fry 8–10 minutes, turning halfway, until golden and crisp.
09 - Stack onion rings into a tower on a serving platter and serve immediately with preferred dipping sauces.