Beef Gyudon Sandwich - Gardenia

Ingredients

• 2 slices Gardenia White Bread
• 150g beef, sukiyaki cut
• 2 tbsp. soy sauce
• 2 tsp. sugar
• 1 tbsp. mirin
• 1tbsp ginger, minced
• 200ml water
• 2 pcs eggs
• 1 tsp spring onion
• 1 tsp pickled ginger
• 1/2 pc onion, thinly slice