Molasses Cake

1 egg
1 cup white sugar
1 cup dark molasses
1 cup sour milk
1 tsp. soda
1 tsp. salt
1 tsp. ginger
1/2 tsp. cinnamon
1/2 tsp. nutmeg
2 heaping tsp. shortening
2 cups flour

Combine all ingredients and pour into 13 x 9 baking pan. Bake at 375 degrees for about 45 minutes. This cake is best made a day or 2 before serving.