The best books that you can record your accounts on are Simplex D or Collins accout book, both available from W H Smith or Staples, i go through this way of keeping accounts on the first morning of the course.
It simply has box collums for you to fill in the info, the 3 headings are Takings, stock purchased for resale and expenses, after you have filled in the right £s there is a simple summary at the bottom and thats it.
There is 1 page for every week of the year, fill it out and hand all the reciepts and the book to your accountant and thats it,
Simple