"There is a peculiar burning odor in the room, like explosives. the kitchen fills with smoke and the hot, sweet, ashy smell of scorched cookies. The war has begun"

The quote paints a vibrant image of a disorderly scene. The burning odor of dynamites in the space suggests that something harmful is occurring. The kitchen area is filled with smoke and the odor of scorched cookies, suggesting that something has gone wrong. The phrase "the war has started" suggests that the scenario is major which a dispute is happening. It might be an actual war, or it might be a figurative war between two people or groups. Whatever the case, the quote suggests that the circumstance is alarming and that the stakes are high. The imagery of smoke and burning smells produces a sense of urgency and danger, and the expression "the war has started" suggests that the dispute is just beginning.