Pandan kaya butter cake

Ingredients

• Ingredients : for 7" cake tin and 8 cupcakes
• 250g butter
• 180g sugar (I reduced to 180g)
• 1 tbsp kaya
• 6 eggs
• 300g cake flour
• 1 tsp baking powder
• 240g coconut milk
• 1/4 tsp salt
• 3 tbsp milk powder
• 1 tsp pandan paste
• a few drop of green colouring