Vegetarian Red Borscht Recipe

Ingredients

• 2 tablespoons extra-virgin olive oil
• 1 cup diced celery
• 1 cup onion, diced
• Salt
• pepper
• 4 garlic cloves, minced
• 1 tablespoon tomato paste
• 1 teaspoon paprika
• ½ teaspoon caraway seeds
• 1 bay leaf
• 1 thyme sprig
• 1 pound Yukon Gold or other starchy potatoes (about 6 potatoes), peeled and cut in 1/2-inch chunks
• 1 pound medium beets (about 6 beets), peeled and cut in 1/2-inch chunks
• ½ pound medium carrots (about 4 carrots), peeled and cut in 1/2-inch chunks
• 3 cups chopped kale
• 1 tablespoon apple-cider vinegar, or to taste