Yes. Many recipes require heating of the ingredients.
Here is one example picked randomly: https://www.bbcgoodfood.com/recipes/ultimate-vanilla-ice-cre...
"Step 4: Return the pan to a low heat and cook, stirring all the time with a wooden spoon, for 8-10 minutes, until the custard is thick enough to coat the back of the spoon."
Yes. Many recipes require heating of the ingredients.
Here is one example picked randomly: https://www.bbcgoodfood.com/recipes/ultimate-vanilla-ice-cre...
"Step 4: Return the pan to a low heat and cook, stirring all the time with a wooden spoon, for 8-10 minutes, until the custard is thick enough to coat the back of the spoon."