"serves 10..."
INGREDIENTS
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1/2 cup butter, room temperature
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2 cups light brown sugar
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2 eggs
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2 tsp vanilla
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2 cups buttermilk
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2 tsp baking soda
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1 tsp salt
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3 cups cake flour
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1 cup butter, room temperature
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2 1/2 cups powdered sugar
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6 oz white chocolate, melted and slightly cooled
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3-4 Tbsp heavy cream
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1 cup salted macadamia nuts, chopped
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white chocolate curls or chips (optional)