Awesome Lentil Soup

Ingredients

• 1 lb organic green lentils
• 4 cups yellow onion (chopped = 3 large onions)
• 4 cups leeks (chopped (white part only) = 2 leeks)
• 1 tbsp garlic (minced = 3 cloves)
• .25 cup olive oil
• 1 tbsp kosher salt
• 1.25 tsp ground black pepper
• 1 tbsp fresh thyme leaves (minced (or 1 tsp dried))
• 1 tsp ground cumin
• 3 cups celery (diced)
• 3 cups carrots (diced)
• 3 quarts unsalted vegetable stock
• .5 cup tomato paste