Step 1

Place noodles in a heatproof bowl. Cover with boiling water. Stand for 30 seconds. Separate noodles with a fork. Drain. Rinse under cold water. Drain well.

Step 2

Whisk stock, eggs and mirin in a large bowl to combine. Add flour. Whisk until smooth. Add noodles, prawns, cabbage and onion. Season with salt and pepper. Stir to combine.

Step 3

Heat 2 teaspoons oil in a 15cm round (base), 20cm round (top) frying pan over medium heat. Add 1/4 of the noodle mixture, spreading until mixture is 2cm thick. Cook for 3 minutes each side, or until golden and cooked through. Transfer to a plate. Cover to keep warm. Repeat with remaining oil and noodle mixture.

Step 4

Meanwhile, combine tomato sauce, worcestershire sauce and soy sauce in a small jug.

Step 5

Divide okonomiyaki among serving plates. Drizzle with sauce mixture and mayonnaise. Serve topped with pickled ginger and extra onion.