INGREDIENTS
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6 tbsp (84g), unsalted butter, room temperature
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3/4 cups (155g) sugar
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6 tbsp (86g) sour cream
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1/2 tsp vanilla extract
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1 tbsp finely grated lemon zest
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3 large egg whites
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1 1/4 cups (163g) all purpose flour
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2 tsp baking powder
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1/4 tsp salt
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4 tbsp (60ml) milk
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2 tbsp (30ml) water
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2 tbsp lemon juice
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4 oz (113g) raspberries
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1/2 cup (112g) salted butter, room temperature
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1/2 cup (95g) shortening
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4 cups (460g) powdered sugar
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Raspberries, for topping
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Lemon slices, for topping