If someone is proud of their house, they probably enjoy having guests. They might want to share their home with others, not to boast, but just to share. If they are also good at cooking, they likely enjoy having someone to cook for, so inviting people gives them a reason to prepare a meal.
Si alguien está orgulloso de su casa, probablemente disfruta de tener invitados. Es posible que deseen compartir su hogar con otros, no para presumir, sino simplemente para compartir. Si también son buenos cocinando, es probable que disfruten tener a alguien a quien cocinar, por lo que invitar a personas les da una razón para preparar una comida.