ELEMENT recipe

<!DOCTYPE recipe [

<!ELEMENT recipe (meta, ingredients, directions)>
<!ELEMENT meta (author, title)>
<!ELEMENT author (#CDATA)>
<!ELEMENT title (#CDATA)>
<!ELEMENT ingredients (ingredient+)>
<!ELEMENT ingredient (#CDATA)>
<!ELEMENT directions (direction+)>
<!ELEMENT direction (#CDATA)>

<!ATTLIST ingredient amount CDATA #REQUIRED>
<!ATTLIST ingredient unit CDATA "">

]>