Combine peanut butter, coconut oil, vanilla paste, and coconut sugar in a small saucepan. Heat over medium-high heat until hot, but not boiling. Stir to melt coconut sugar as much as possible.
Evenly divide pecans among about 7 ramekins.
Pour peanut butter mixture over pecans.
Freeze ramekins until pralines are set.
Serve from frozen or refrigerated.