view_pos_config.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--
Copyright (C) 2020 - Today: GRAP (http://www.grap.coop)
@author: Sylvain LE GAL (https://twitter.com/legalsylvain)
License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
-->
<openerp>

    <record id="view_pos_config_form" model="ir.ui.view">
        <field name="model">pos.config</field>
        <field name="inherit_id" ref="point_of_sale.view_pos_config_form"/>
        <field name="arch" type="xml">
            <field name="journal_ids" position="after">
                <group string="Meal Vouchers">
                    <field name="max_meal_voucher_amount"/>
                    <field name="meal_voucher_display_product_screen"/>
                    <field name="meal_voucher_change_accepted"/>
                    <field name="meal_voucher_ask_for_issuer"/>
                </group>
            </field>
        </field>
    </record>

</openerp>