Place a stockpot over medium heat with 1 tablespoon olive oil
Saute mirepoix until slightly softened
Add the lentils, sweet potato and broccoli and cook for 5 minutes
Add the tomato sauce, diced tomatoes and spaghetti sauce
Add up to 1 teaspoon of salt or to taste and stir
Add the vegetable broth or water and bring to a boil
Turn down to simmer and cover
Cook for 20 minutes
Add the white beans
Cook another 15 minutes (or until lentils are desired consistency)
Stir in raw spinach and add last salt as desired
Serve!