Instant Pot Turmeric Lentil Soup

Ingredients

• 1 tablespoon olive oil
• 3 celery ribs, diced
• 2 medium carrots, diced
• 1 large onion, diced
• 3 garlic cloves, minced
• 2 teaspoons dried oregano
• 1 teaspoon turmeric powder
• ½ teaspoon ground cumin
• ¼ teaspoon ground ginger
• ¼ teaspoon sweet paprika
• 4½ cups vegetable broth (low sodium)
• 1 cup dry green lentils, rinsed and drained
• 796 ml (28 fl. oz.) can of crushed tomatoes
• 5 packed cups baby spinach
• Salt
• pepper