2 c. white sugar
1 c. butter
3 eggs
8 tbsp. sour milk (2 tbsp. vinegar and rest in milk to make sour milk)
2 cans "Thank You" blackberries (not pie blackberries)
3 c. flour (all purpose)
2 tsp. baking soda
1 tbsp. cinnamon
1 tsp. all spice

Grease and flour 9 x 13 inch pan, oven at 350 degrees. Mix well sugar, butter, eggs; slowly add dry ingredients along with sour milk. Add blackberries and mix well. Pour into greased pan. Bake for 30 to 40 minutes. Check after the first 30 minutes. Cool, then ice it.

ICING:

1 c. brown sugar
1/4 c. butter
1/4 c. milk (sweet)
1/2 tsp. vanilla
2 lb. powder sugar

Put brown sugar, butter, milk into pan, boil for 5 minutes. Stirring all the time. Set aside to cool. Put in mixer bowl, some powder sugar then pour syrup and 1/2 tsp. vanilla and mix well. If it is to stiff, add milk; if to runny add powder sugar. Depends on how much icing you like as to how much milk and powder sugar you use. When you are ready then ice the cake.