Oatmeal Whoopie Pies

4 Tbl butter, room temp
1/2 cup brown sugar
1/4 cup sugar
2 eggs
1 tsp vanilla
1 1/2 cups rolled oats
3/4 cup flour
1/2 tsp baking soda
1/2 tsp cinnamon
1 tsp salt

Cream butter and sugars on low then on medium about 3 minutes. Beat in eggs. Add vanilla and beat 3 minutes. In a food processor, process 3/4 cup oats until resembles flour. Mix all dry ingredients together, then add to the creamed mixture mixing until just combined. Drop by tablespoonful onto parchment lined cookie sheets. Bake @ 350 for 11-14 minutes.

Maple Filling:

1/2 cup butter, room temp
2 cups powdered sugar
1 Tbl milk
2 Tbl pure maple syrup
1/8 tsp maple flavoring

Cream butter on low speed until creamy. Add the sugar, 1/2 cup at a time, with the mixer on low until incorporated. Add the milk, maple syrup and maple flavoring, and beat on medium for 3-4 minutes to incorporate, scraping down the sides of the bowl as needed. Scoop some filling on half the cookies and top with the other cookies.

Makes about 24 Whoopie pies