Simple Lemon Cake with Chocolate Ganache

Name: Simple Lemon Cake with Chocolate Ganache
Prep time: 30 min
Cook time: 30 min
Total time: 1 h
Cuisine: American
Ingredients: 3 cups all-purpose flour1 tablespoon baking powder1 teaspoon baking soda1 teaspoon salt1 cup butter (2 sticks), softened2 cups granulated sugar4 eggs4 teaspoons vanilla extract1 cup sour creamJuice and zest of 3 lemons (approximately 9 tablespoons); 1/2 cup sugarJuice and zest of 3 lemons (approximately 9 tablespoons)4 egg yolks6 tablespoons butter; 2 cups butter, softened5-6 cups powdered sugarZest of two lemonsJuice of one lemon (approximately 3 tablespoons)1 teaspoon vanilla extract1 teaspoon lemon extract; 1 cup semi-sweet chocolate chips (I always use Ghiradelli)1/3 cup heavy cream