Sourdough Cinnamon Rolls
Ingredients:
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3 cups all-purpose flour, plus more as needed, divided
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2 cups buttermilk
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1 cup unfed sourdough starter
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2 tablespoons butter, cubed
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2 tablespoons white sugar
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1 teaspoon baking powder
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¾ teaspoon salt
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½ teaspoon baking soda
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6 tablespoons butter, melted
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½ cup brown sugar
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2 tablespoons ground cinnamon