Coconut-curry chicken soup

Ingredients

• 4 chicken thighs
• 1 can of tomato chunks
• 1 can of coconut cream (400 ml)
• 1 tablespoon black peppercorns
• 1,5 tablespoon black mustard seeds
• 2 potatoes
• about 200 gram frozen peas
• 1/2 eggplant
• 1 liter water
• 1/2 recipe mild curry paste
• 2 green onions