Lemon Poppyseed Cake Recipe

Name: Lemon Poppyseed Cake Recipe
Ingredients: 2 ½ cups all-purpose flour; 1 ¾ teaspoons baking powder; ¼ teaspoon baking soda; ½ teaspoon salt; ½ cup unsalted butter, room temperature; ½ cup vegetable oil; 1 ½ cups granulated sugar; 1 teaspoon vanilla extract; 4 eggs, room temperature; ¾ cup whole milk; ½ cup fresh lemon juice; 2 tablespoons lemon zest; 2 tablespoons poppy seeds; 4 egg yolks; ⅔ cup granulated sugar; 1 tablespoon lemon zest; ⅓ cup fresh lemon juice; ⅛ teaspoon salt; 6 tablespoons unsalted butter, room temperature; 16 ounces cream cheese, room temperature; ¾ cup unsalted butter, room temperature; 8 to 10 cups powdered sugar; 1 tablespoon fresh lemon juice