Swedish Apple Pie Buns

Name: Swedish Apple Pie Buns
Total time: 1 h 15 min
Yield: 16 servings
Ingredients: 1/2 cup half-and-half; 2 tablespoons butter at room temperature; 1 tablespoon SAF Yeast; 3 tablespoons white sugar; 1/4 cup custard powder Bird’s; 1 egg at room temperature, beaten; 3 cups all-purpose flour; 1/2 teaspoon cardamom; 3 baking apples I suggest Fuji or Gala; 2 tablespoons butter; 3/4 teaspoon cinnamon; 1/4 teaspoon cardamom; 1/4 teaspoon nutmeg; 2 teaspoons lemon juice; 2 tablespoons calvados or other apple brandy, optional; 1/3 cup light brown sugar; 1 tablespoon cornstarch; 3 ounces marzipan crumbled, optional; non stick spray; 1 egg; 1 teaspoon half and half; sugar Swedish pearl, powdered sugar, or cinnamon sugar