1 cup of cream
1 cup mashed potatoes without salt
1/2 cup milk
3 tbsp sugar
250 g blackberries
150 g sugar
Mix all ingredients until it forms a manageable mass.
Put the mixture in decorate bag.
Form small volcanoes and bake for 10 minutes.
Remove and let stand for a minute.
Process blackberries with sugar.
Cook for 25 minutes.
Pour over mashed potato.