Oatmeal Sandwich Cookies with Maple Brown Sugar Frosting

INGREDIENTS

Eggs, large

3 cups

Quick or old fashioned rolled oats

1 1/2 cups

All purpose flour

1 tsp

Baking soda

1 1/2 cups

Brown sugar, light packed

1 tsp

Cinnamon

Cream filling

1/2 cup

Granulated sugar

1 cup

Powdered sugar

1 tsp

Salt

1 pinch

Salt

2 tsp

Vanilla

1 15/16 cups

Butter

1 tbsp

Half and half or whole milk

2 tablespoons pure maple sryup