20 × 30 cm traybake vs Springform 26 cm
| 20 × 30 cm traybake | Springform 26 cm | |
|---|---|---|
| Size | 20 × 30 cm | 26 cm across |
| Base area | 600 cm² | 530.9 cm² |
| Usual depth | 5 cm | 7 cm |
| Holds | 2.7 L | 3.45 L |
Can you swap them?
Swap without changing the recipe, but watch the oven. 20 × 30 cm traybake has 13% more area, so a mixture written for Springform 26 cm sits about 88% as deep in it and browns sooner.
Nothing standard sits between these two, so this is the smallest change available in this shape.
Scaling the recipe
| Recipe written for | Baked in | Multiply by | Or leave it and get |
|---|---|---|---|
| 20 × 30 cm traybake | Springform 26 cm | 0.88 | 113% of the depth |
| Springform 26 cm | 20 × 30 cm traybake | 1.13 | 88% of the depth |
Multiply every ingredient, including the eggs — round to the nearest half egg and adjust the liquid rather than rounding a whole one up.
Baking time
A mixture 88% as deep is done earlier, not cooler. Leave the temperature alone, start testing at about 88% of the stated time, and let the skewer decide. Why depth sets the time and diameter barely does →
Frequently asked questions
Can I use a Springform 26 cm instead of a 20 × 30 cm traybake?
Yes, with the mixture multiplied by 0.88. Springform 26 cm has 530.9 cm² of base against 600 cm², so an unscaled 20 × 30 cm traybake recipe sits 113% as deep and bakes faster.
What is the difference between a 20 × 30 cm traybake and a Springform 26 cm?
20 × 30 cm traybake has a base area of 600 cm² and Springform 26 cm has 530.9 cm² — 20 × 30 cm traybake is 13% larger. At their usual depths they hold 2.7 L and 3.45 L.
Do I need to change the baking time between a 20 × 30 cm traybake and a Springform 26 cm?
Yes. Moving a Springform 26 cm mixture into 20 × 30 cm traybake makes it 88% as deep, so start checking at about 88% of the stated time. Depth drives baking time far more than tin diameter does.
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