|Butter||1⁄2 Cup (8 tbs)|
|Sugar||1 Cup (16 tbs)|
|Flour||1 1⁄3 Cup (21.33 tbs)|
|Baking powder||1 1⁄2 Teaspoon|
|Milk||1⁄3 Cup (5.33 tbs)|
|Blackberries||2 Cup (32 tbs), sweetened|
Combine 1/4 cup butter, 1/2 cup sugar, 1/3 cup flour and cinnamon; mix until crumbly.
Cream remaining butter and sugar well; beat in egg.
Sift remaining flour, baking powder and salt together; add to creamed mixture alternately with milk.
Stir in vanilla.
Spread batter in greased and floured 7-inch pan.
Scatter blackberries over batter; sprinkle crumb mixture over blackberries.
Bake at 375 degrees for 45 minutes.