Chocolate Cannoli Filling

12 oz whole milk Ricotta cheese, strained
8 oz Mascarpone cheese
1/2 cup powdered sugar
3 tablespoons cocoa

In a mixing bowl, using a rubber or silicone spatula, blend together Ricotta and Mascarpone cheese while running and pressing mixture along bottom of bowl to remove any lumps. Fold in powdered sugar and cocoa. Cover and chill 30 minutes (or until ready to use).