Crock pot lentil soup

Ingredients

• 2 cups lentils, rinsed
• 16 0unces vegetable or beef broth
• 1 beef bouillon cube
• 3 cups water
• 1 small onion, diced
• 3 carrots, diced into large pieces (approximately 1 1/2 cups)
• 2 celery stalks, diced into large pieces (approximately 1 cup)
• 3 cloves garlic, minced
• 1 bay leaf
• 1/2 teaspoon salt
• 1/2 teaspoon black pepper
• 1/4 teaspoon turmeric
• 1/2 teaspoon ground coriander
• 1/2 teaspoon crushed red pepper
• 1/4 teaspoon cayenne pepper