Cheesy Broccoli, Chicken and Rice Stuffed Peppers

bell peppers, halved lengthwise and seeded

cooked wild rice or brown rice

olive oil

boneless skinless chicken breasts, cut into bite sized pieces

finely diced shallot

garlic, grated

dijon mustard

broccoli florets

Kosher salt and freshly ground black pepper

shredded part skim mozzarella cheese

shredded sharp cheddar cheese

plain non-fat Greek yogurt