Preheat oven at 190 degrees.

Sieve your flour.

In one bowl, whisk sugar and eggs, then add apricot jam.

In another bowl, mix cooled melted butter, vinegar and milk.

Add butter, vinegar and milk mixture to the flour. Mix well. Add jam, eggs and sugar mixture, and mix.

Pour into oven proof dish and bake for about 30 minutes or until the toothpick comes out clean when you insert it in the malva. Serve with custard or ultramel or ice cream.