1 pound(s) zucchini 1/2 inch slices  | 
                                                36 ounce(s) vegetable stock  | 
                                                1 3/4 cup(s) green or brown lentils  | 
                                                1 medium onion small dice  | 
                                                16 ounce(s) button mushrooms quarter or half  | 
                                                10 ounce(s) canned chickpeas drained and rinsed  | 
                                                14 ounce(s) roasted onion and garlic canned tomatoes  | 
                                                2 tablespoon(s) tomato paste  | 
                                                1 1/2 tablespoon(s) herbes de provence  | 
                                                12 ounce(s) 0 % plain greek yogurt  | 
                                                2 eggs or equivalent substitute  | 
                                                3/4 cup(s) 2% shredded cheese optional  | 
                                                salt and pepper to taste  | 
                                                olive oil  |