My wife and I do that 'kind of'. No where near every meal but more than a few.
As for shopping... we have 3 lists: Hers, which she shops for. Mine: Which I shop for. And together.
As I read your reply I got to thinking "What do my wife and I agree on the most when it comes to food?" A few things..
Fried Okra in cornmeal, (we were both raised on it) but mostly -
And you gourmet's should perhaps skip this,,, bologna and cheese sandwichs on white bread. It's actually the only way I eat white bread on sandwiches preferring dark bread for almost every other kind of sandwich. - JamesJM