One of life's essential qualifications is learning how to cook and survive in a student flat environment. One must not underestimate the influence of a student who can do sweet things with chocolate!

1 Put the butter and milk in a microwave-safe glass or ceramic dish (15-20cm) and microwave on high (800W) for 1 minute, stirring to melt the butter. Add the castor sugar, orange zest and juice, and ...