INGREDIENTS
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2 3/4 cups (398g) all-purpose flour
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2 tsp cream of tartar
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1 tsp baking soda
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3/4 tsp ground cinnamon
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1/4 tsp ground nutmeg
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1/4 tsp salt
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1/2 cup (4 oz) unsalted butter, softened
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1/2 cup (3.3 oz) all-vegetable shortening
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1 cup (210g) granulated sugar
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1/2 cup (110g) packed light brown sugar
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2 large eggs
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1 tsp vanilla extract
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1/2 tsp rum extract
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1/4 cup (56g) granulated sugar
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3/4 tsp ground nutmeg
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1/4 tsp ground cinnamon