Mix first 3 ingredients together.
Cut angel food cake into half inch pieces and layer into the bottom of the trifle dish.
Add a layer of the ricotta cheese mixture,
Add a layer of raspberries (or strawberries)
Layer again with cake.
Add another layer of ricotta cheese mixture.
Add a layer of blueberries.
Add a layer of cheese mixture.
Finish with layer of raspberries (or strawberries).
Top with whipped cream topping