roasted apple spice sheet cake

INGREDIENTS

• 6 medium apples, any variety you like to bake with, peeled, halved and cored
• 7 1/2 cups (940 grams) all-purpose flour
• 1 1/2 teaspoons (10 grams) table salt
• 1 1/2 teaspoons (8 grams) baking soda
• 2 tablespoons (30 grams) baking powder
• 1 tablespoon ground cinnamon
• 1 1/2 teaspoons (3 grams) ground ginger
• 1/2 teaspoon (1 gram) ground cloves
• 1/2 teaspoon (1 gram) freshly grated nutmeg
• 1 1/2 cups (505 grams) honey
• 4 1/2 cups (
• updated: 1170 grams) applesauce
• 1 1/2 cups (3 sticks) unsalted butter, at room temperature
• 1 1/2 cups packed (285 grams) dark-brown sugar
• 6 large eggs
• 3 8-ounce (675 grams total) blocks cream cheese, at room temperature
• 1 1/2 cups (3 sticks, 3/4 pound or 340 grams) butter, at room temperature
• 1 tablespoon (15 ml) vanilla extract
• 6 cups (720 grams) powdered sugar, sifted