In small, skillet over medium-high heat 350, heat oil. Cook turkey until starting to brown, 3 to 4 minutes.
Add onion and shallots and cook until turkey is golden and cooked through, 4 minutes more.
. Add marinara. Meanwhile, cook brown rice in MP5 In a large bowl, combine browned turkey mixture, cooked rice, and 1 cup shredded pepper jack.
Spoon mixture into hollowed peppers, and place back into sm-skillet. Top, with remaining pepper jack, Cover, medium click low and 25 to 30 min, until peppers are tender and mixture warmed through Serve topped with sour cream (optional) serves: 4