Red Pepper and Rosemary Frittata Eggplant Sandwiches

I think this is one of my best ‘so I’ve got this random stuff in my fridge, what can I make’ recipes. I’d gone a bit produce crazy at my corner veggie stand and needed to make lunches for the week.  I had a bunch of peppers, a huge eggplant, some leftover rosemary from a …