Chocolate Digestives

Biscuits

• 170 g wholemeal flour
• 170 g oatmeal
• ½ tsp bicarbonate of soda
• ¼ tsp fine sea salt
• 80 g light brown sugar
• 150 g unsalted butter, cold, diced
• 30 g milk

Topping

• 200 g dark chocolate, small pieces or callets
  或 milk chocolate, small pieces or callets