Preheat the oven to 350 degrees. Chop the onion & bell peppers.
Melt butter in saute pan on stove & saute onions & peppers until tender crisp. Add stock, bring to boil over medium heat.
Remove from heat, add breadcubes & seasonings.Toss all together to make a stuffing.
Add softened cream cheese, Parmaesan cheese. Mix well. Stuff pepper halves with this mixture, sprinkle with additional Parmaesan cheese for garnish & bake for 45 minutes or until browned on top & pepper is cooked through. Top with salt, pepper, and/or parsley for a pop of green color.