Crispy Cajun onion rings

• plain flour↗50g g
• large onion↗1

  cut into 1cm slices, rings separated

• egg whites↗2
• olive oil↗

  for greasing

• Cajun seasoning2 tsp tsp
• breadcrumb↗100g g

Step-by-step instructions

1. 1

   Heat oven to 200C/180C fan/gas 6. Put the flour in a large sealable plastic bag. Season, then tip in the onion and shake well. Whisk the egg whites until foamy, add the onions and stir to coat.

2. 2

   Lightly oil a baking sheet. Add the seasoning and breadcrumbs to the bag; then, working in batches, add the eggy onion rings and coat in the crumbs. Arrange onion rings, in a single layer, on the baking sheet and cook for 25-30 mins, turning halfway through, until the onion is tender and the crumbs are golden.