1 cup granulated sugar
1/4 cup butter
3 eggs, beaten
1 egg yolk, beaten
1/4 cup lime juice
Rind of 2 limes, grated
2 drops green food coloring
Tart shells, baked
Slivered almonds, toasted

Cook sugar and butter in top of double boiler until sugar is dissolved. Slowly add a little of hot mixture to eggs, stirring quickly. Pour egg mixture back into hot mixture, stirring constantly. Add lime juice, stirring almost constantly until thickened. Add rind; cool. Add food coloring. Chill.

To serve, pour into tart shells and sprinkle almonds on top.

Yields 8 individual or 24 bite-size tarts.