I would stretch and massage her body to get her warmed up. I could spend an hour on just her feet! But I'd start working her inner thighs deeply. Then massage her ass and lips. She would be soaking wet by then wanting my cock in her.
I'd kiss and lick her lips first. Then slide my tongue into her walls. I can reach my wife's foot with my tongue. Shed clamp down in my tongue wanting to cum but wouldn't let her yet until I penatrate her