Oatmeal Sandwich Cookies

​2 ¼ cups shortening, divided
2 2/3 cups packed brown sugar
4 eggs
2 teaspoons vanilla
2 ¼ cups flour
2 teaspoons cinnamon
1 ½ teaspoons baking soda
1 teaspoon salt
½ teaspoon nutmeg
4 cups old-fashioned oats
3 ½ cups powdered sugar
1 jar (7 ounces) marshmallow creme
1-3 tablespoons milk
 
1. Preheat oven to 350 degrees. In a mixing bowl, cream 1 ½  cups shortening and brown sugar. Add eggs, one at a time, beating well after each. Beat in vanilla. Combine flour, cinnamon, baking soda, salt and nutmeg; add to creamed mixture. Stir in oats.
 
2. Drop by rounded teaspoonfuls 2 inches apart onto baking sheets lined with parchment paper. Bake for 10-12 minutes or until golden brown. Let stand on baking sheets for 5 minutes, then remove to wire racks to cool.
 
3. For filling, in a mixing bowl cream remaining ¾ cup shortening, sugar, and marshmallow creme. Add enough milk to achieve spreading consistency. Spread filling on the bottoms of half the cookies; top with remaining cookies to form sandwiches.
 
Revised September 2017