Spider Web Cupcakes

Cupcakes

• 170 g sugar
• 70 g unsalted butter, room temperature
• 70 g peanut butter
• 2 large eggs
• 1 tsp vanilla paste
• 225 g cake and pastry flour
• 1 ½ tsp baking powder
• ¼ tsp salt
• 255 g whole milk
• 185 g chocolate chips

Royal Icing

• 200 g sugar
• 1 egg white, from a large egg
• 4 - 5 drops lemon juice

Frosting

• 170 g unsalted butter, room temperature
• 315 g icing sugar
• 60 g cocoa powder (all types)
• 115 g heavy whipping cream, 30-40% fat
• 1 tsp vanilla extract, natural
• 1 ½ tsp food colouring, gel, black (可选的)