170°C to Fahrenheit: The conversion that saves your recipes

When a recipe calls for 170°C, we rarely panic – but all it takes is an oven set to the wrong temperature to ruin a pie, a loaf of bread, or a cake. Here’s the clear conversion, sensory cues, and practical tips for adjusting your baking.

170°C = 338°F – The simple equation

The conversion formula is: °F = (°C x 9/5) + 32

Applied to 170°C, this gives:

• 170 x 9/5 = 306
• 306 + 32 = 338

Result: 170°C = 338°F.

Keep this value in mind when following American or British recipes, which are often given in Fahrenheit.

Why 170°C is a key temperature in baking

170°C corresponds to a gentle-medium heat, ideal for gradual baking: soft cookies, financiers, moist cakes, light breads… At this temperature, the crust forms without burning too quickly, and the inside has time to cook evenly. It’s the perfect temperature for those who like a delicate golden colour and an airy crumb.

Sensory cues to avoid relying solely on the number

Numbers can guide you, but baking remains a sensory art. Here are some concrete indicators:

• Colour: an even golden colour, without overly dark spots.
• Texture: the edges are firm, the centre slightly soft.
• Smell: a scent of warm butter or light caramel, never a burnt smell.

These cues are as reliable as a thermometer.

Converting a recipe from Fahrenheit to Celsius (and vice versa)

If your recipe calls for 350°F, this is approximately 175°C. Therefore, 338°F (170°C) corresponds to a “moderate” oven, just below that.

For precise recipes (pastries, delicate cakes), it’s best to use the exact conversion rather than rounding.

Practical tips for successful baking at 170°C

• Always preheat your oven: starting from cold will affect the baking process.
• Place the oven rack in the centre for even heat distribution.
• Check the actual temperature with an oven thermometer if your oven is temperamental.
• Adjust according to the type of pan: dark pans heat up faster, so reduce the temperature by 5 to 10°C.

Examples of perfect recipes at 170°C

170°C is the ideal temperature for:

• melt-in-your-mouth shortbread cookies,
• moist cakes,
• some light gratins,
• or even slow-cooking root vegetables.

For roasts or rustic breads, it’s best to raise the temperature slightly, to around 190-200°C.

Inspirations and resources

To expand your culinary skills, discover on BeBuger:

• The Panini bread recipe, with all the secrets to a crispy and soft sandwich (link: bebuerger.be/en/recettes-en/panini-bread-recipe-and-secrets-for-a-perfect-sandwich).
• Roasted celeriac in hay, which explores gentle and fragrant cooking (bebuerger.be/en/recettes-en/roasted-celeriac-hay-daniel-morgan).

These articles demonstrate how mastering temperature transforms taste and texture.

Frequently asked questions

170°C (338°F) – does it really change a recipe?

Not always. 170°C (338°F) is still a moderate temperature. The cooking time, the size of the pan, and the type of oven make the difference.

I don’t have a thermometer, what should I do?

Watch the colour, the smell, and the texture. If the top is browning too quickly, lower the temperature slightly.

Conclusion

The conversion from 170°C to Fahrenheit gives a precise figure: 338°F, but in the kitchen, your senses remain the best tools. Learn to read the colour, listen to the cooking process, and smell the aromas. With these guidelines and a properly calibrated oven, your 170°C baking will be precise, flavourful, and perfectly browned.