* Prepare and cook bread, cakes, pastries, and other baked goods. This involves mixing ingredients, shaping dough, and using an oven to bake the finished product.
* Work in a bakery, which is a place where bread, pastries, and other baked goods are made and sold.
So, a baker is essentially a professional bread and pastry maker. They are skilled in using various ingredients and techniques to create delicious and satisfying baked goods.