Blackberry Cake With Cream Cheese Frosting
![](https://farm5.staticflickr.com/4413/36220381134_c6bb7007e7_q.jpg)
For a Labour Day picnic at a park, we and a group of families decided to order pizza. But, of course, we augmented the takeout with homemade baked goods, adult beverages, fruit, etc. My contribution was this striking blackberry cake, whose interior was tinted a pale purple.