Awesome Greens and Beans

INGREDIENTS

• 1/4 cup extra-virgin olive oil
• 1/2 pound bulk pork sausage
• 1 cup chicken broth
• 1 pound washed and cut mustard greens
• 1 (14.5 ounce) can great Northern beans, rinsed and drained
• 1 (14.5 ounce) can diced tomatoes
• 1/4 teaspoon ground black pepper
• 1/4 teaspoon salt (optional)
• 1/3 cup grated Parmesan cheese