Stuffed Zucchini with Sausage and Parmesan

Ingredients (13)

• 4 zucchini
• 2 tablespoons extra-virgin olive oil
• 1/2 pound ground Italian turkey sausage
• 1/2 cup finely chopped red onion
• 1 large red bell pepper
• 1/2 teaspoon kosher salt
• 1/4 teaspoon black pepper
• 1/8 teaspoon red pepper flakes
• 1 teaspoon minced garlic
• 2 tablespoons tomato paste
• 1/4 cup packed fresh basil leaves
• 2 slices whole wheat sandwich bread
• 1/2 cup freshly grated Parmesan