INGREDIENTS
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1/2 c. unsalted butter, softened to room temperature
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3/4 c. granulated sugar
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1 large egg, at room temperature
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1 tsp. vanilla extract
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1 1/2 c. all-purpose flour
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1/4 tsp. salt
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1 tsp. baking soda
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2 medium apples, thinly sliced
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8 oz. cream cheese, softened to room temperature
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1/4 c. unsalted butter, softened to room temperature
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1 1/2 c. confectioners' sugar
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1 tsp. vanilla extract
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1/4 c. caramel sauce, plus more for drizzling
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1/3 c. chopped walnuts