The Best Deep Fried Oreos Ever

Name: Deep Fried oreos
Yield: 12
Ingredients: 1 1/2 cups buttermilk; 1 egg; 1 1/2 cups self raising flour; 1/4 teaspoon bicarbonate soda; 1/3 cup caster (superfine) sugar; 25 grams melted butter; 24 Oreos; 1 teaspoon vanilla; 1/2 cup smooth or crunchy peanut butter; Chocolate sauce to drizzle; Crushed peanuts to sprinkle