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Bring 3 cups of water to a boil in a small saucepan. Remove from heat and add raisins. Let sit for 10 minutes to plump the raisins. Drain well and set aside.
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Preheat oven to 400ºF. Spray a 12 cup muffin pan with cooking spray or line with paper liners; set aside.
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In a large mixing bowl combine the flour, baking powder, salt, cinnamon, and sugars. Stir with a whisk to combine. Make a well in the center.
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In a 4 cup measuring cup with a pour spout whisk the butter, egg, vanilla, and milk together until well blended. Pour into the center of the flour mixture. Fold everything together until just moistened. Avoid over-mixing. Fold in the raisins.
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Divide the batter among the prepared muffin cups. Mix the the cinnamon and sugar for the topping together in a small bowl and sprinkle it over the batter in muffin cup. Bake for 18 to 20 minutes or until a toothpick inserted into the center comes out clean.
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Transfer muffins to a wire rack to cool completely.