1 unbaked 9" pie shell
1/2 tbsp. baking soda
3/4 c. boiling water
1/2 c. dark molasses
1 egg yolk, beaten
3/4 c. flour
1/2 tsp. cinnamon
1/8 tsp. nutmeg
1/8 tsp. ground cloves
1/2 c. dark brown sugar
2 tbsp. shortening
1/2 tsp. salt

Dissolve soda in boiling water. Add molasses. Cool. Beat in egg yolk. Pour mixture into pie shell. Top with crumb mixture of the flour, spices, sugar, shortening and salt. Bake in 400 degree oven for 10 minutes. Reduce heat to 350 degrees and bake another 30 to 35 minutes. Pie should be firm when done. Serve warm with vanilla ice cream on top.