Gently melt the cacao butter in a bowl over hot water.
Add coconut oil and let it melt too.
Mix in sour cream, maple syrup, and raspberry juice. Whisk with a fork until the mixture is even and smooth. It probably looks split at first but just keep gently whisking.
Let the mixture to cool completely before pouring it onto the chilled crust.
Put in the fridge for at least half an hour before cutting into bars.