The kit you need
Long HOT SOAK
Oven rack soaking tray, £11.99, Lakeland
SHINING EXAMPLE
Stainless steel cleaner, £1 for 750ml, Wilko
DEEP CLEAN
Kilrock oven brush-on cleaner, £2.99 for 250ml, John Lewis & Partners
Rack IT up
Oven Mate Just For Racks cleaning kit, £7.99, Robert Dyas