They are used in offers and later served to family and friends.
Bolu Kukus, steamed cake recipe:
6 eggs
200 gram sugar
200 gram flour
half a teaspoon of fine salt
1 tablespoon baking powder
80 ml thick coconut milk
50 ml vegetable oil
color, red, yellow, green (or no colors)
Mix the eggs, baking powder, salt and sugar until the dough is creamy, then add the flour slowly.
Add the coconut milk and vegetable oil and stir with a spatula until dissolved.
Divide the dough into cake molds or paper cups and add some food coloring on top of the cake.
Put the molds on a rack in the steamer, make sure that the water in the steamer does not touch the molds and leave the cake steamed with closed lid for about 15 minutes.