Layered Reeces Peanut Butter Cake

Ingredients

• 4 tablespoons unsalted butter
• 1 cup all purpose flour
• 1/4 tsp baking soda
• 1/4 tsp baking powder
• 1/4 tsp salt
• 1/2 cup tightly packed brown sugar
• ½ cup creamy peanut butter
• 1 large egg
• 1 egg yolk
• 1/4 cup sour cream
• 1/4 cup hot water
• 1/2 tsp pure vanilla extract
• 1/2 cup chocolate chips
• 8 oz softened cream cheese
• ½ cup powdered sugar
• ¼ cup creamy peanut butter
• 2 packages recees peanut butter cups, chopped
• chocolate ganache
• 1 cup semisweet chocolate chips
• ¾ cup heavy cream
• 2 tablespoons unsalted butter