INGREDIENTS
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Cake:
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14 tablespoons unsalted butter, softened
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2½ cups sugar
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4 eggs
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1 egg yolk
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2¾ cups all purpose flour
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½ teaspoon baking soda
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1 cup sour cream
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2 teaspoons lemon zest
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¼ cup lemon juice (1 to 1½ lemons)
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1¼ cups chocolate chips
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Glaze:
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¼ cup lemon juice (1 to 1½ lemons)
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¼ cup sugar
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Chocolate ganache:
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3 tablespoons unsalted butter
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6 tablespoons heavy whipping cream
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12 ounces semisweet chocolate