Vegetable donburi

Ingredients

• 2 cups of steamed Japanese rice (480g)
• 1 medium carrot (60g), thinly sliced
• 1 small bell pepper (60g), sliced
• 1 small onion (70g), thinly sliced
• 2 cups of sliced mushrooms (200g)
• 1 cup of spinach leaves (30g)
• 2 tablespoons of soy sauce (30ml)
• 1 tablespoon of mirin (15ml)
• 1 tablespoon of vegetable oil (15ml)