Maple Syrup Pie

Directions

1. 1
   Put maple syrup into a heavy saucepan.
2. 2
   Mix flour and water until smooth; stir into maple syrup.
3. 3
   Add egg yolks and cook over low heat, stirring constantly, until thick approximitely 5 minutes.
4. 4
   Add butter, stir until melted.
5. 5
   Pour into pie shell and cool thoroughly.