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2 cups (260 grams) all purpose flour
1/4 cup (50 grams) granulated white sugar
1 teaspoon baking powder
1/2 teaspoon baking soda
1/4 teaspoon salt
1/2 cup (113 grams) unsalted butter, cold and cut into pieces
2/3 - 3/4 cup (160 - 180 ml) buttermilk
1 teaspoon vanilla extract (optional)