Both bake and roast cook food with dry heat in an oven, so the line between them is really about what you are cooking. Roast is used for meat and vegetables cooked uncovered until browned or crisped, such as a roasted chicken, while bake covers a wider range, including bread, cakes and biscuits. Think of a Sunday roast versus a batch of baked cookies.
The core difference
Roast usually means cooking meat or vegetables uncovered to a browned finish, while bake is the broader term for cooking with dry oven heat, especially for batters and dough.
- bake — to cook food using dry heat in an oven: She baked a batch of cookies for the school fair.
- roast — to cook food, uncovered, with dry heat in an oven or over a fire, giving it a browned or crisped surface: She roasted the chicken with rosemary and lemon.
- roast — a cut of meat cooked by roasting, or a meal built around it: Sunday roast is a tradition in their house.
How to tell them apart
A handy memory hook is that roasting is for things with a shape worth browning, like a joint of meat, a whole chicken or a tray of vegetables, while baking is for things that start as a batter or dough, like bread, cakes and biscuits. Both use dry heat, so the words overlap, but each has settled into its own corner of the kitchen.
The confusion tends to show up with vegetables, which people describe as either baked or roasted almost interchangeably, and with terms like a baked potato versus a roast potato, where the cooking method and result genuinely differ.