Macaroni Minestrone

Ingredients (14)

• 1 pound macaroni, cooked al dente
• 3 tablespoons olive oil
• 1 sweet onion, diced
• 3 stalks celery, diced
• 3 cloves garlic, minced
• 1 teaspoon dried thyme
• 1 teaspoon red pepper flakes (optional)
• 1 bay leaf
• 1 Parmesan rind (optional)
• 1 pound red potatoes, 1/2-inch pieces
• 6 cups vegetable stock
• 1 bunch kale, slivered
• 1 15-oz. can white beans
• Salt and pepper