In a large bowl beat the butter till softened. Add sugar and brown sugar and beat till fluffy. Add the egg, vanilla, and salt and beat well. Add the flour and beat till well mixed. Cover and chill about 1 hour.
Preheat the oven to 350 degrees. Remove the cookie dough from the refrigerator. Roll the dough into 1 tablespoon sized balls and place on a parchment lined cookie sheet.
Make an indent in the center of the dough with your thumb. Place 1 teaspoon of jam in the center of the dough. Bake for 13 minutes, or until the cookies are lightly browned around the edges. Cool completely.
In a small mixing bowl, combine the powdered sugar, milk, and almond extract until smooth. Drizzle over top of the cooled cookies and allow the icing to dry. Store in an airtight container.
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Notes
Tips and Substitutions
Be sure to chill the cookie dough for at least 1 hour.