Preheat oven to 350 degrees and coat a 9x13 baking dish with non stick spray or butter. Set aside.
Add Italian sausage, onion powder, 3/4 teaspoon of salt, 1/4 teaspoon of pepper, 1 teaspoon Italian seasoning blend, and red pepper flakes. Mix well and cook until meat is browned.
Add chopped arugula, tomatoes, and cook for an additional 3-4 minutes. Pour mixture into prepared baking dish.
Serving Size 1 slice (makes 8 slices)
Calories 192 kcal
Total Carbohydrate 2g
Total Fat 13g