Pecan Spice Layer Cake With Cream Cheese Frosting

Ingredients

• 1 1/2 sticks (3/4 cup) unsalted butter, cut into 1-inch pieces and softened, plus additional for buttering pans
• 2 3/4 cups cake flour (not self-rising)
• 2 teaspoons baking powder
• 1 teaspoon baking soda
• 3/4 teaspoon salt
• 1 tablespoon ground cinnamon
• 1 1/4 teaspoons freshly grated nutmeg
• 1 teaspoon ground ginger
• 1/2 teaspoon ground allspice
• 1/4 teaspoon ground cloves
• 1 1/2 cups packed light brown sugar
• 3 large eggs at room temperature 30 minutes
• 1 1/2 teaspoons pure vanilla extract
• 1 1/2 cups sour cream
• 3/4 cup pecans (3 ounces), toasted
• , cooled, and finely chopped
• 3 (8-ounce) packages cream cheese, softened
• 1 1/2 sticks (3/4 cup) unsalted butter, softened
• 1 tablespoon finely grated fresh lemon zest
• 3 3/4 cups confectioners sugar (from a 1-pound package)
• 1 tablespoon fresh lemon juice
• 1 1/3 cups pecans (5 ounces), toasted, cooled, and finely chopped
• special equipment: 2 (9-inch) round cake pans (2 inches deep)