4 c. blackberries
1 1/2 c. sugar
1 c. flour
1/2 tsp. cinnamon
1/2 c. melted butter

Put blackberries in casserole dish or pan. Pour 1 cup of sugar over blackberries.

Mix together:

1/2 tsp. cinnamon
1 c. flour
1/2 c. melted butter

Pour the ingredients over the blackberries in pan or dish. Preheat oven to 400°F.

Bake for 30-45 minutes (until brown).