Ojiya or Japanese vegetable soup - Oats Everyday

Ingredients

• 4 cups dashibroth, fish or chicken broth
• 1 tablespoon soy sauce
• 2 boneless chicken breasts or thighs, cut into small pieces
• 1/2 carrot,diced
• 4 shiitake mushrooms, sliced
• 2 spring onions or chives
• 1/2 cup steel-cut oats
• 1 scrambled egg
• 1 teaspoon sesame seeds