Have you seen Manet's painting "The Luncheaon on the Grass"? It looks like that:
Putting aside the mixed reactions which the nude woman provoked, it painted a mundane landscape of a few people having a picnic in the park. Looking at this casual and idyllic setting, I tried to paint that picture in my head today, 150 years later.
The woman in the background is holding a kettlebell, swinging it up and down with intense focus on the right posture.
The wicker basket is replaced by tupperware.
The fruit is complemented with highly nutritional superfoods, powders and shakes.
And it looks something like that: