Cut 400g chicken thighs into 1 cm strips, place in a medium bowl with 4 tbsp sake and toss to coat. Stand for 20 minutes.
Meanwhile, cook 100g sushi rice according to packet instructions. Set aside and keep warm
Meanwhile, mix an 8g sachet dashi stock in a jug with 125ml water until dissolved. Add 2 tbsp mirin and 1 tbsp dark soy sauce and stir to combine.
Crack 4 eggs into a medium bowl and beat with a fork until almost smooth.
Heat 2 tbsp vegetable oil in a large frypan over medium heat. Drain chicken, discarding marinade, and pat dry with paper towel.
Arrange half the chicken in the pan in a single layer, and cook on one side only, untouched, for 3-4 minutes until well browned underneath.
Transfer to a plate. Repeat with remaining chicken. Discard excess oil from pan.
Thinly slice 1 halved onion and place in same pan in a single layer.
Pour over dashi mixture. Bring to a simmer over medium heat. Simmer for 3 minutes until onion has softened and stock has reduced.
Return chicken to pan, arranging browned-side up in a single layer.
Sprinkle over a thinly sliced spring onion and simmer for 2 minutes to finish cooking chicken.
Pour over the egg in a circular motion and reduce heat to medium-low. Cook for 4-5 minutes until egg is almost set.
Remove from the heat and stand, covered, for 2 minutes.
Divide rice between 2 large serving bowls.
Top with the chicken mixture and bimi's.
Sprinkle with extra spring onion and shichimi togarashi to serve. Feeds 2
(Here Lucy Nunes original recipe in Delicious magazine)
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