Conversion guides

Use these guides to help you get the best from your cooking. Remember to stick to either imperial or metric when you're making a recipe - don't mix the two.

Please note that Good Food recipes are tested to work in imperial and metric measures.

Sugar temperature guide

 °C°F
Thread107225
Softball119238
Firm ball125256
Hard ball138280
Soft crack151304
Hard crack168336

Cake tin sizes

As a rule of thumb, a square tin holds about 25% more than a round tin of the same size. If you're using a square tin for a round tin recipe, keep the temperature the same, and turn the cake during baking, as the corners tend to cook faster than the middle.

Approximate conversions

Round tinSquare tin
6 inch (15cm)5 inch (13cm)
8 inch (20cm)7 inch (18cm)
9 inch (23cm)8 inch (20cm)
11 inch (28cm)10 inch (25.5cm)

Oven temperature guide

 Electricity °CElectricity (fan) °CGas Mark
Very cool11090¼
 120100½
Cool1401201
 1501302
Moderate1601403
 1801604
Moderately hot1901705
 2001806
Hot2202007
 2302108
Very hot2402209

Volume conversion

Weight conversion