One characteristic is her use of vivid and often grotesque imagery. For example, in some of her stories, she might describe a character with a very strange physical appearance or an odd situation in great detail. Another is her exploration of deep religious themes. Her Catholic faith often seeps into the stories, adding a layer of moral and spiritual depth. Also, her characters are complex and often flawed, which makes them feel very real and human.
Well, her best short stories typically feature strong character development. She takes the time to build her characters, showing their inner thoughts and motivations. Her use of symbolism is also prominent. For example, certain objects or animals might represent larger ideas like sin or redemption. Moreover, her stories often have a sense of the absurd. She presents situations that seem out of the ordinary or illogical, which forces the reader to think more deeply about the world she is creating.