Blend almond flour, dates, 1 tablespoon agave, vanilla extract, salt, and nutmeg in a food processor until crust sticks together when pinched. Press crust evenly into the bottom of a springform pan.
Process avocados, coconut oil, lime juice, and 1/4 cup agave nectar in a food processor until filling is very smooth; pour over the crust, smoothing with the back of a spoon or spatula.
Freeze pie until set, at least 4 hours. Let sit at room temperature for 10 minutes before serving.
