Cut the zucchini in the half
Using a melon baller or metal teaspoon, hollow out the center of each zucchini.
Using a melon baller or metal teaspoon, Lightly brush the tops with one teaspoon of olive oil then place them skin side down in the casserole dish.
Next warm the tablespoon of olive oil in a large skillet over medium heat. Add the onion and the peppers and cook for 2-3 minutes.
Add all the ingredients except cheese
Preheat the oven to 400°F
Spoon the filling inside of each zucchini boat
Bake in the oven for 25 minutes covering with the foil
Sprinkle cheese and again bake it for 5 mins more
Cook till cheese turns bubbly and brown