With nut allergies increasing among children, early years practitioners need to take precautions. Suzannah Olivier offers advice in the latest of our series on special diets It is estimated that one in 100 children have nut allergies, which creates catering and logistical problems for all nurseries. The most widespread nut allergy is to peanuts. The peanut is actually a member of the bean family - the way the peanuts line up in the pod...