Comforting Minestrone Soup

Ingredients

• 4 tablespoons olive oil
• 1 yellow onion, diced
• 3 celery stalks, dice
• 2 carrots, cut on the bias into slices
• 2 small potatoes, cut into 1/2" cubes
• 3 cloves garlic, minced
• 1/2 tablespoon tomato paste
• 2 bay leaves
• 1 Parmesan cheese rind
• 1 can (28 oz) diced tomatoes
• 6 cups vegetable broth
• 1 can (15.5 oz) Great Northern beans
• 1 can (15.5 oz) butter beans
• 1 cup ditalini pasta (or other small pasta)
• 1/2 teaspoon Kosher salt
• 1/2 teaspoon pepper
• 2 sprigs fresh thyme
• 1/4 teaspoon red pepper flakes
• 1 tablespoon red wine vinegar
• 1 cup frozen peas
• 3 cups chopped kale
• Parmesan cheese, shaved, for serving