Super easy, cheap recipe for about a bazillion biscuits :) We made this batch this afternoon.
250g butter, 1/2 cup sugar - cream together. Beat in 1/2 cup Condensed milk. Stir in 2 1/2 cups SR flour and some chocolate chips (or sultanas or smarties or whatever you wish). Roll teasposons of mixture into balls and press down slightly. Bake in 180C oven for 12 - 15 mins. Cool on racks.