Combine the grated cassava, shredded coconut, condensed milk, salt, and butter. Mix well.
Place the mixture in a pan. Start to heat the pan and cook the mixture in low to medium heat for 20 to 25 minutes. Gradually stir the mixture while cooking.
Scoop part of a mixture and place it in a mold such as a ramekin or small bowl. Drop the molded mixture in a serving plate lined with cut banana leaves and shredded coconut.