The present invention relates to a double-diner pet bowl assembly. The present invention provides double-diner pet bowl system in which two separate pet bowls can be locked into one mat or tray type base with proper placing and locking systems for two bowls, so that at a time two pets can have food or one bowl can be used for food and another for water for the pet. The present invention also provides a method of fabricating such double-diner mat and bowls assembly.