Pre-heat oven to moderately hot (190 degrees celsius, fan-forced).
Cream butter, sugar and eggs. If you're using a stand mixer, beat on medium-high speed for 5 minutes.
Sift flour, salt and baking powder and fold into mixture. Add marmalade and, if you're adding the optional choc chips, add those too and stir well to combine.
Place tablespoonfuls on a greased tray and bake for 10-12 minutes.
Remove from tray once cooked and allow to cool.
Notes
Storing: Your biscuits should last up to a week if stored in an airtight container in a cool, dry place.Freezing: Freeze the biscuits in an airtight container for up to a few months. Defrost overnight at room temperature before serving.Nutrition: The nutrition information is an automatically generated estimate and is not guaranteed to be accurate.