Skinny,
The state of ketosis we are in is so mild it will hardly show up on the strips. You really don't need 'em (plus they're so dang $$$!)
It's not like Atkins where you're panicked if it's not deep purple
The only way I know I'm in ketosis on MF is I get a weird "mouth feel" like extra heat in the morning. I'm sure my breath is lovely!
On the 7 fries, according to FitDay, that's about 100 calories, 5 g. Fat, 12 g. Carbs and 1 g. Protein.
I'll leave it to the experts if you are out of ketosis
I'd say no, but that's just me... If you start getting mad cravings or very hungry, then you could be...
But it's ok, just jump right back in the saddle! Yeeha!