eiru_base_menu/views/expenses_menu.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
  <data>
    <!-- MENU GASTOS -->

    <menuitem name="Gastos" id="eiru_expenses_menu" sequence="30"/>
      <menuitem name="Registrar gastos" id="expense_menu.menu_expense" parent="eiru_base_menu.eiru_expenses_menu" sequence="1"/>
      <menuitem name="Proveedores" id="base.menu_procurement_management_supplier_name" parent="eiru_base_menu.eiru_expenses_menu" sequence="2"/>
      <menuitem name="Informes" id="eiru_reports.expense_parent_menu" parent="eiru_base_menu.eiru_expenses_menu" sequence="3"/>

  </data>
</openerp>