1/2 cup (1 stick) unsalted butter, at room temperature
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1 cup sugar
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2 large eggs, at room temperature
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2 limes, zested and juiced
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1/4 teaspoon vanilla extract
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1/2 cup buttermilk, at room temperature
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1 tablespoon tequila (for brushing the tops, if desired)
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Preheat oven to 325 F. Line muffins tins with paper liners.
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In a medium bowl, whisk the flour, baking powder and salt together. In the bowl of a stand mixer fitted with the paddle attachment, cream the butter and sugar on medium speed until light and fluffy, about 3-4 minutes. Add the eggs, one at a time, bea
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Divide the batter among the paper liners, filling each about 3/4-full. Bake for 20-22 minutes, or until the cupcakes spring back when pressed and a toothpick inserted in the center comes out with just a few moist crumbs attached. Transfer the pan to