How to make
Put the mascarpone, vanilla, rum, erythritol and lime juice in a bowl and mix with a spoon.
Put the chilled confectionery cream in another bowl.
Beat with a mixer into a fluffy cream and add it in parts to the mascarpone.
Mix gently with a spatula until you get a thick cream.
The keto cream with mascarpone is ready.
Transfer the finished cream into a piping bag and use as desired for your favorite keto desserts.