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Food Lens

Food Lens · Frozen

Onion rings

Sweet, oniony, and crisp-coated once cooked through.

Lens analyzed

Frozen onion rings are sliced onion coated in batter or breading and pre-fried or par-cooked before freezing, meant to finish crisping in an oven, air fryer, or deep fryer. The breading is designed to hold its crunch even after a stint in the freezer.

Where it comes from

Breaded onion rings became a diner and drive-in staple in mid-20th-century North America, and frozen versions followed once freezer-aisle convenience foods took off, letting home cooks skip the mess of battering and frying from scratch. They remain a common side alongside burgers and sandwiches.

Buying it

Check the bag for rings that are separate and loose rather than fused into a solid frozen clump, which can mean they thawed and refroze. Compare breading style — thick beer-battered rings behave differently in the oven than thin, crispy-coated ones.

Storing it

Keep onion rings frozen until ready to cook; they hold their quality for about six months, and leftovers, once cooked, are best eaten right away rather than refrozen.

Keeps about 6 months in the freezer.

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