Прочитайте текст и заполните пропуски подходящими по смыслу словами
Bread is 1______ food. Excellent bread can be made with flour, 2______, salt and water. Other ingredients may be added such as sugar, fat, 3______, milk, nuts and fruit. The first basic step in the production of bread is the 4_______ of the ingredients to form dough. This process takes place in mixers.