2 lb Zucchini
1/4 c  Chopped onions
3 tb Margarine, pareve
4    Med.tomatoes,peel,quarter
1/2 ts Salt
1/4 ts Oregano
1 ds Pepper
1 tb Flour--subs. potato starch>>
For Passover.

Cut zucchini into 1/2″ slices. Saute onions in margarine until tender. Add
tomatoes and cook 5 min. Then add zucchini, salt, oregano, and pepper. Cook
covered over low heat until zucchini is tender (abt. 12 to 15 min.) If a
thicker sauce is desired, sprinkle in flour and cook a few minutes longer.