Slow Cooker Vegetable & Lentil Soup

Ingredients

• 1/2 pound small red potatoes (quartered)
• 2 cups chopped carrot
• 2 1/2 cups green lentils
• 2 bell peppers (seeded, chopped)
• 1/2 pint mushrooms (chopped)
• 2 sweet onions (chopped)
• 6 cloves garlic (minced)
• 2 large tomatoes (chopped)
• 6 cups reduced-sodium vegetable or chicken broth
• 1 tablespoon Italian seasoning
• 2 tablespoons lemon juice (or as needed)