Ingredients:

• 1 cup (2 sticks) butter or margarine, softened
• 1 cup sugar
• 1teaspoon vanilla
• 1-3/4 cups all-purpose flour
• 1 cup Large Flake Quaker^® Oats or Quick Quaker^® Oats (uncooked)
• 1/4 teaspoon salt
• 1 container (16 oz.) ready-to-spread vanilla-flavoured frosting, divided in half
• Green or red food colouring (optional)
• Coloured sugars and holiday sprinkles

How to make it:

1. In large bowl, beat butter, sugar and vanilla with electric mixer until creamy. In separate bowl, combine flour, oats and salt; mix well. 
2. Add to butter mixture; mix well. Divide dough in half. Shape each half into a 2-inch diameter roll (approximately 5 inches long). Wrap in plastic wrap; chill about 3 hours or longer.
3. Heat oven to 350°F. Unwrap one roll of dough and cut into 1/4-inch slices. Place slices about 1 inch apart on ungreased cookie sheets. Repeat with remaining rolls.
4. Bake 12 to 14 minutes or until edges are light golden brown. Cool 1 minute on cookie sheet; remove to wire rack. Cool completely.
5. Divide frosting in half. Cover and refrigerate half of frosting for another use. Tint remaining frosting with food colouring, if desired. 
6. Spread frosting on bottom of one cooled cookie; top with second cookie. Roll edge of frosting in decorations. Repeat with remaining cookies. Store tightly covered.