In a food processor, pulse pecans, pistachios, walnuts until roughly chopped.
Transfer nuts to a pan. Add cinnamon and cardamom. Heat over medium-low heat for 3-4 minutes, until fragrant. Remove from pan, stir in sea salt, and set aside.
In the same pan, heat ¼ cup coconut milk until just boiling. Remove from heat and sprinkle top with gelatin. Set aside for 5 minutes.
In a bowl with an electric mixer, whip SuperFat Coffee + MCT with remaining chilled coconut milk, maple syrup, cacao powder, and vanilla extract 1-2 minutes, until incorporated.
Add gelatin mixture then beat 1 minute to incorporate.
Divide mixture between 4 individual ramekins.
Refrigerate 2-3 hours, until set. Just before serving, sprinkle with nut crumble.