INGREDIENTS
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10 tablespoons butter, softened
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2 & 1/2 cups all-purpose flour
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1 teaspoon baking powder
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1 teaspoon baking soda
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1/2 teaspoon salt
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1 cup sugar
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3 large eggs
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1 & 1/4 cups sour cream
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1 teaspoon vanilla extract
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Crumb Topping
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confectioners’ sugar (optional)
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3 cups all-purpose flour
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1 cup packed light brown sugar
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1 tablespoon ground cinnamon
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1 & 1/2 teaspoons coarse salt
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1 & 3/4 cups unsalted butter, softened