Crockpot Lentil Soup

Ingredients (17)

• 2 tablespoons extra-virgin olive oil
• 1 medium yellow onion
• 4 medium carrots
• 3 stalks celery
• 1 ½ teaspoons Italian seasoning
• 1 teaspoon kosher salt
• 1 teaspoon smoked paprika
• 1/2 teaspoon black pepper
• 4 cloves garlic
• 1 1/2 cups French green lentils
• 1 can fire-roasted diced tomatoes
• 1 can crushed tomatoes
• 4 cups low-sodium vegetable broth
• Parmesan rind
• 1 tablespoon red wine vinegar
• ½ teaspoon granulated sugar
• For serving: chopped fresh parsley and Parmesan