Hi, you can using this.
code block
<q-list highlight>
<template v-for="(tp, k) in tp_produtos">
<q-item-separator v-if="k" />
<q-list-header>{{tp.descricao}}</q-list-header>
<q-item v-for="prods in tp.prods" :key="prods.id">
<q-item-main>
<q-item-tile label>{{prods.descricao}}</q-item-tile>
<q-item-tile sublabel>R${{prods.valor}}</q-item-tile>
</q-item-main>
</q-item>
</template>
</q-list>