Hobo Soup

Ingredients

• 1 1/2 c. lentils
• 3 pt. vegetable stock
• 1/2 tsp. salt
• 3 Tbsp. olive oil
• 1 large onion
• 1 1/2 c. tomatoes
• 2 stalks celery, chopped
• 1 tsp. lemon juice
• 2 carrots, diced
• 1/2 c. fresh broccoli (if available) or 1 pkg. frozen spinach (optional)
• 1 c. fresh green beans (optional)
• 1 c. zucchini, sliced (optional)
• 1/2 c. vermicelli (optional)