From the Super Mario Wiki
A Miracle Dinner is a recipe in Super Paper Mario made by Saffron by giving her a Mystery Box. It recovers one HP, cures poison, and gives the player 2000 points. There is a 92% chance that this recipe will fail, giving a Mistake or some random other dish such as a Healthy Salad, Roast Shroom Dish, etc., as a result.
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