Place almonds & cashews in large glass mixing bowl.
In a double boiler, melt chocolate, coconut oil, almond butter and vanilla.
Pour melted chocolate mixture over nuts and stir to coat well.
Line muffin tin with liners.
Using 1/4 cup, measure mixture into liners.
Freeze for at least 1 hour.
Let sit at room temperature for 5-10 minutes before serving.