Pecan Tarts

1/2 cup margarine
1/2 cup white sugar
2 egg yolks
1 teaspoon almond extract
2 cups sifted all-purpose flour
1/2 cup margarine
1/2 cup corn syrup
1 cup confectioners' sugar
1 cup chopped pecans

Preheat oven to 400 degrees F (200 degrees C).
In a large bowl, mix 1/2 cup margarine (NOT butter) and 1/2 cup sugar. Stir in egg yolks, almond extract, and sifted flour.
Spray tiny muffin cups with non-stick spray. Press mixture evenly into tiny muffin cups. Bake for 8 to 10 minutes.
To make Filling: Bring to a boil 1/2 cup margarine, corn syrup, and confectioner's sugar. Stir in chopped pecans.
Spoon into shells no more than 1/2 way. Top with pecan halves. Bake in a 350 degrees F (180 degrees C) oven for 5 minutes.