In a large skillet add extra virgin olive oil and heat over medium. Add the diced onion and Sautee for 3-4 minutes until translucent. Add the minced garlic and continue cooking until onions are soft. Season with salt and pepper.
Add the uncased chicken sausage to the skillet and cook until browned. Remove pan from heat and set aside.
Preheat oven to 375 degrees F
Slice the long, sweet peppers in half and remove any seeds. Place each half-cut side up on a cookie sheet.
Spoon the sausage filling into each half of pepper dividing it up equally. Sprinkle with shredded cheese and bake for 10 – 15 minutes.
Serve with your favorite salad or potato.