How to make homemade Knoppers wafers

• In a large pot, melt together butter, milk, sugar, and broken chocolate.
  200 g butter, 180 ml milk, 200 g sugar, 100 g dark chocolate
• Once the mixture is melted, add the milk powder cup by cup and mix thoroughly or blend.
  350 g full-fat milk powder
• Add the chopped nuts and mix.
  50 g nuts
• Spread the mixture onto one wafer sheet - leave about 1 cm of free edge.
  2 wafer sheets
• Cover with a second wafer and gently press down.
• Wrap the wafers in cling film and chill in the refrigerator for several hours.
• After chilling, cut into small wafers with a sharp knife.